stems
n.
（花草的）茎( stem的名词复数 )；词干；（高脚酒杯的）脚；烟斗柄
v.
遏制[阻止]（液体的流动等）( stem的第三人称单数 )；封堵；遏止；
双语释义
n.(名词)[C] (花草的)茎,(树木的)干 main central part of a plant, bush or tree coming up from the roots, from which the leaves or flowers grow
[C] 词干 root or main part of a noun or verb from which other parts or words are made, e.g. by altering the endings
v.(动词)vt. 遏制〔阻止〕(液体的流动等) restrain or stop (the flow of liquid, etc.)
vi. 起源,由…造成 originate or be caused by sth
英英释义
stem
n.
(linguistics) the form of a word after all affixes are removed
"thematic vowels are part of the stem"
同义词：rootroot wordbasethemeradical
a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
同义词：stalk
cylinder forming a long narrow part of something
同义词：shank
the tube of a tobacco pipe
front part of a vessel or aircraft
同义词：bowforeprow
a turn made in skiing; the back of one ski is forced outward and the other ski is brought parallel to it
同义词：stem turn
v.
grow out of, have roots in, originate in
"The increase in the national debt stems from the last war"
cause to point inward
"stem your skis"
stop the flow of a liquid
同义词：stanchstaunchhalt
remove the stem from
"for automatic natural language processing, the words must be stemmed"
词汇搭配
用作名词 (n.)
名词+～
verb stem动词词干
介词+～
on a stem在茎上
～+介词
a stem of a flower花梗
用作动词 (v.)
～+名词
stem a stream堵住溪水
stem the spread制止蔓延
词组短语
stems from源于
双语例句
用作名词(n.)
Don't eat the stem of a mushroom.
不要吃蘑菇的梗。
This is a plant stem that has been pithed.
这是一根已经除去木髓的植物的茎。
Crime and punishment grow out of one stem.
罪与罚本是同茎生。
She bought some roses with long stems.
她买了一些枝干很长的玫瑰花。
The liner has been refitted from stem to stern.
那艘班轮已经全面整修。
用作不及物动词(vi.)
Your errors stem all from your carelessness.
你犯的错误全都是由于你的粗心。
用作及物动词(vt.)
Our ship stemmed on against the current.
我们的船逆流而上。
权威例句
Stems, nodes, crown clades, and rank‐free lists: is Linnaeus dead?Measurement of sap flow in plant stems
A new method of sap flow measurement in tree stems
Characteristics of C4 photosynthesis in stems and petioles of C3 flowering plants
Study on moisture content change of drying bamboo stems under microwave-vacuum
Biomass allocation to leaves, stems and roots: meta-analyses of interspecific variation and environmental control
Biomass allocation to leaves, stems and roots: meta‐analyses of interspecific variation and environmental control
A diagrammatic scale for estimating rust intensity on leaves and stems of cereals.
Miyahara, Y. et al. Monolayered mesenchymal stems cells repair scarred myocardium after myocardial infarction. Nat. Med. 12, 459-465
Risk Factors for Subsidence of Modular Fluted Tapered Stems Utilized During Revision Total Hip Arthroplasties for Periprosthetic Hip...
1. Cut the flower stems on the slant.
把花茎斜着切断。
《牛津词典》
2. The decision to delay the launch stems from unfavourable weather conditions.
推迟发射的决定源于不利的天气情况。
《柯林斯英汉双解大词典》
3. The relationship between a parent and a child is instinctual and stems from basic human nature.
父母与孩子之间的关系是本能的，源于人类的本性。
《柯林斯英汉双解大词典》
4. Fear stems from ignorance.
恐惧源于无知。
youdao
5. It stems from fear.
它源于恐惧。
youdao
6. This inconsistency largely stems from a feeling of powerlessness.
这种矛盾很大程度上源于一种无力感。
youdao
7. The long stems twined round the gable, on which there hung a small bell.
它的长茎盘在三角墙上，墙上挂着一个小钟。
youdao
8. The case stems from the appointment of Roni Bar-on as Israeli's Attorney General.
这起案件源于罗尼·巴隆被任命为以色列司法部长。
youdao
9. The wind blew through their stems and the rain was gulped thirstily by their roots.
风儿吹抚着它们的茎，渴了的根将雨水一饮而尽。
youdao
10. The problem stems at least in part from the lack of any plausible mechanism for telepathy.
这个问题至少部分是源于缺乏合理的心灵感应机制。
youdao
11. Growing enough bracken indoors is difficult, and the moths do not readily exploit cut stems.
在室内种植足够的蕨菜是很困难的，而且这些蛾子不容易利用割下的茎秆。
youdao
12. The worldwide Organization of the Red Cross stems from the ideal of Henri Dunant, a Swiss Banker.
红十字会世界性组织起源于瑞士银行家亨利·杜南的理想。
youdao
13. It migrates first to unexploited areas and chomps the abundant low-quality stems before moving on.
它会先迁移到未开发的地区，吃掉大量的低质量的茎秆，然后再继续迁移。
youdao
14. Some growth stems from a commitment by governments and farsighted business to fund cleaner energy sources.
一些增长源于政府和有远见的企业对资助清洁能源的承诺。
youdao
15. How then can these cells differentiate and form structures as different as roots, stems, leaves, and fruits?
那么这些细胞是如何分化并形成像根、茎、叶和果实那样不同的结构的呢？
youdao
16. The guy pulled a stump of wood up next to me at the table and watched me chew through the sautéed woody stems.
那家伙把一截木桩拉到我餐桌旁边，看着我咀嚼腌制的木茎。
youdao
17. Once they start growing, such plants seem not to retain the ability to hit the pause button on metabolism in their stems or leaves.
一旦开始生长，这些植物似乎就不再具有暂停其茎叶新陈代谢的能力。
youdao
18. Yet once they start growing, such plants seem not to retain the ability to hit the pause button on metabolism in their stems or leaves.
然而，一旦它们开始生长，这些植物似乎就无法阻止其茎或叶的新陈代谢的能力。
youdao
19. Leaves develop chlorosis; stems are short and slender, and anthocyanin discoloration occurs on stems, petioles, and lower leaf surfaces.
叶片变得萎黄，茎短而纤细，并且在茎、叶柄和叶片下表面会出现花青素变色。
youdao
20. Think of purslane as a great alternative to lettuce: the leaves and stems are crisp, chewy, succulent, and they have a mild lemony taste.
把马齿苋想成是生菜的一个伟大的替代品：叶和茎是脆的、耐嚼、多汁，而且它们有淡淡的柠檬味。
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21. Public distrust of scientists stems in part from the blurring of boundaries between science and technology, between discovery and manufacture.
公众对科学家的不信任部分源于对科学与技术、发现与制造之间界限的模糊。
youdao
22. Venus flytraps, for example, share an ancestor with Portuguese sundews, which only catch prey passively, via "flypaper" glands on their stems.
例如，维纳斯捕蝇草和葡萄牙茅膏菜有共同的祖先，后者只通过茎上的“捕蝇纸”腺体被动地捕捉猎物。
youdao
23. The different vegetational parts differ in their food qualities: lower down, there are succulent, nutritious leaves; higher up are the harder stems.
植物的不同部位具有不同的食用价值：靠下面的部位是营养、多汁的叶子；上面更高的部位则是更为坚硬的茎杆。
youdao
24. His colorful lifestyle aside, Bob Dylan's reputation as a prolific artist stems from the vast number of songs he produced during the 1960s and 1970s.
撇开他丰富多彩的生活方式不谈，鲍勃·迪伦作为多产艺术家的声誉源于他在20世纪60年代和70年代创作的大量歌曲。
youdao
25. The pressure stems from a mantra of modern medicine that patient care must be "data-driven," and informed by the latest, instantly accessible information.
这种压力源于现代医学的一个箴言，即病人护理必须被“数据驱动”，并接收最新的、即时可访问的信息。
youdao
26. The pressure stems from a mantra of modern medicine that patient care must be "data driven," and informed by the latest, instantly accessible information.
这种压力源于现代医学的一个口号，即病人护理必须“数据驱动”，并由最新的、即时可访问的信息提供信息。
youdao
27. The plants in these colonies also need tough resilient stems above the soil, stems that can bent a lot but not break as water constantly crashes into them.
这些殖民地的植物也需要坚硬有弹性的茎高于土壤，茎可以弯曲很多，但不会断裂，因为水不断闯入他们。
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28. Although these educators may have good intentions their advice to families is misguided, and it stems from misunderstandings about the process of language acquisition.
虽然这些教育者的意图可能是好的，但他们对家庭的建议是错误的，这是源于对语言习得过程的误解。
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29. The way consumers now approach the process of making purchase decisions means that marketing's impact stems from a broad range of factors beyond conventional paid media.
消费者现在做出购买决定的方式意味着市场营销的影响来源于传统付费媒体之外的一系列因素。
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30. Though plants lack brains, the firing of electrical signals in their stems and leaves nonetheless triggered responses that hinted at consciousness, researchers previously reported.
此前研究人员曾报告称，虽然植物没有大脑，但它们的茎和叶发出的电信号还是触发了类似于意识的反应。
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stems
