petiole

英式音标：['petɪəʊl]

美式音标：['petɪˌoʊl]

词汇分类：生长和形态 2,Word Menu,托福词汇·逆序版,老宁新托福精品词汇,嗜血tpo

概况：

n. [植] 叶柄；柄部

词义：

n.

叶柄，柄部；

英英释义

petiole[ 'petiəul ]

n.the slender stem that supports the blade of a leaf

同义词：leafstalk

用法：

双语例句

用作名词(n.)

Petiole and leaf blade abaxially densely pubescent.
叶柄和叶片背面密被短柔毛。

Olive or petiole and cauline stalk are Brown.
叶柄及茎秆黄绿色或褐色。

A sessile leaf has no petiole.
无柄的叶没有叶柄。

权威例句

The BLADE ON PETIOLE genes act redundantly to control the growth and development of lateral organs.

Effects of leaf blade narrowness and petiole length on the light capture efficiency of a shoot

Activation tagging of the LEAFY PETIOLE gene affects leaf petiole development in Arabidopsis thaliana.

The BLADE-ON-PETIOLE 1 gene controls leaf pattern formation through the modulation of meristematic activity in Arabidopsis.

Involvement of auxin and brassinosteroid in the regulation of petiole elongation under the shade.

The Involvement of Gibberellin 20-Oxidase Genes in Phytochrome-Regulated Petiole Elongation of Arabidopsis

The involvement of gibberellin 20-oxidase genes in phytochrome-regulated petiole elongation of Arabidopsis.

Mutation of a nitrate transporter, AtNRT1:4, results in a reduced petiole nitrate content and altered leaf development

Antioxidant activity and total phenolic compounds of leaf, root and petiole of four accessions of Centella asiatica (L.) Urban

Ethylene regulates fast apoplastic acidification and expansin A transcription during submergence-induced petiole elongation in Rumex...

同义词：stipes,leafstalk

英语词源：

petiole (n.)

"footstalk of a leaf," 1753, from French pétiole (18c.), from Late Latin petiolus, misspelling of peciolus "stalk, stem," literally "little foot," diminutive of pediculus "foot stalk," itself a diminutive of pes (genitive pedis) "foot," from PIE root *ped- (1) "a foot" (see foot (n.)). Given its modern sense by Linnaeus.

造句：

1. Dark green, pointed, quilted, smooth, prominent veins, serrated/ occasional red back, petiole.

深绿色尖型叶，叶脉向上气状突起，叶面平坦，脉纹明显，锯齿叶缘，不时有红色的叶背，叶柄。

-- 来源 -- www.dollyyeh.idv.tw

2. Light green, elliptical, very thin, long flexible petiole. Usually single crown. Large.

亮绿色椭圆型很薄的叶子，长而有弹性的叶柄。通常单个顶芽。大型。

-- 来源 -- www.dollyyeh.idv.tw

3. Hindu lotus petiole

莲梗

-- 来源 -- 英汉 - 翻译参考[网络]

4. epiglottic petiole

会厌软骨茎

-- 来源 -- 英汉 - 翻译参考[网络]

5. A sessile leaf has no petiole.

无柄的叶没有叶柄。

-- 来源 -- 英汉 - 辞典例句

6. Having a petiole.

有叶柄的，有肉茎的

-- 来源 -- 英汉 - 短句参考

7. partial petiole

分叶柄

-- 来源 -- 英汉 - 翻译参考[网络]

8. a cross-section of a petiole

叶柄部分横切面

-- 来源 -- 英汉 - 翻译参考[网络]

9. The vascular tissue passes through the pulvinus into the petiole proper.

维管组织经过叶枕进入叶柄。

-- 来源 -- 英汉 - 辞典例句

10. cotyledon petiole

子叶柄

-- 来源 -- 英汉 - 翻译参考[网络]