topsoil
n. 表层土；上层土
n.
表土（层），耕作（层）；耕层；
英英释义
topsoil[ 'tɔpsɔil ]
n.the layer of soil on the surface
同义词：surface soil
双语例句
用作名词(n.)
Heavy rains washed the topsoil away.
大雨把表层土冲蚀掉了
This topsoil tends to wash away.
表层土壤要冲掉了。
权威例句
The carbon content of topsoil and its geographical distribution in FranceDistribution of Clostridium tetani in topsoil from Sagamihara, central Japan
Storage and sequestration potential of topsoil organic carbon in China's paddy soils.
Scale-dependent correlation between topsoil copper and cobalt concentrations in Scotland
Assessment of heavy metals contamination in urban topsoil from Changchun City, China
Restoration of Wet Fen Meadows by Topsoil Removal: Vegetation Development and Germination Biology of Fen Species
Restoration of a species-rich flood meadow by topsoil removal and diaspore transfer with plant material
Heavy metal contamination of roadside topsoil in Osogbo, Nigeria: its relationship to traffic density and proximity to highways
Changes in soil physical properties and organic carbon status at the topsoil horizon of a vertisol of central India after 28 years o...
Microbial biomass responses to seasonal change and imposed drying regimes at increasing depths of undisturbed topsoil profiles
topsoil (n.)
also top-soil, 1789, from top (adj.) + soil (n.).
1. After shoveling out the topsoil, Garfinkel uncovered coins and other artifacts from the time of Alexander the Great.
在铲去了表层土以后，加芬克尔发现了来自亚历山大大帝时期的硬币和其他人工制品。
article.yeeyan.org
2. Where there are no trees the rain falls on the surface, causing floods, and carries away with the rich topsoil, in which crops grow so well.
那里没有树雨点落在表面，形成的洪水，而携带带走了丰富的表层土，庄稼长得这样好。
zhidao.baidu.com
3. When rechargeable batteries degrade in landfills, heavy metals can taint the surrounding air, topsoil and groundwater, eventually getting inside our bodies.
当可再充电电池在垃圾中被降级时，重金属能污染周边的空气，表层土和地下水。最终进入人体。
article.yeeyan.org
4. Four young men, each wearing white Tyvek coveralls, topped some of the redolent mixture with topsoil, put tarps over the rest and left for the holiday weekend.
当时，四个身穿白色泰维克工作服的年轻人将带有芳香气味的骨粉团与表层土混在了一起，盖上防水布，然后就度周末去了。
article.yeeyan.org
5. During construction of the camp, care should be taken to cause as little damage as possible to the vegetation and topsoil.
在建造安置点的过程中，应当注意尽量减少对植被和表层土的破坏。
pro.yeeyan.com
6. Our results show some metal contents could be initially estimated quantitatively by means of magnetic measurements for the Xuzhou urban topsoil.
结果表明，利用磁学监测方法能够初步定量地评估城市表层土壤中部分金属元素的含量。
dict.cnki.net
7. It will use a robotic arm to dig through the protective Martian topsoil and lift samples of both soil and ice to its deck for scientific analysis.
它将用一个机械手臂来挖掘保护火星的表层土壤，把土壤和冰层的样本举到甲板上进行科学研究。
drugstore222.blogcn.com
8. The results showed that soil and water conservation forest played an important role in improving soil anti erodibility, especially to the topsoil.
结果表明，水土保持林对于提高土壤抗蚀性能具有重要作用，这种作用主要针对表层土壤而言；
dict.cnki.net
9. A week later, no smell could be detected as the workers tamped down a final layer of topsoil.
一周以后，当工人将最上层的表层土夯实以后，臭味就消失了。
article.yeeyan.org
10. And because it washes away rich topsoil, erosion can threaten crop yields.
并且由于丰富的表层土被冲刷掉，土地侵蚀威胁到农作物产量。
article.yeeyan.org
11. Topsoil from different soil types shall be stockpiled separately and replaced in the same areas from which they were taken.
从不同土壤提取的表层土壤应分开储存，并用同一区域的土壤进行更换。
www.1x1y.com.cn
12. The loose heaped ground method of soil reconstruction on the platform can avoid the topsoil to be compacted, and greatly increase rainwater infiltration and disperse surface run off.
排土场平台“堆状地面”土壤重构方法避免了表层土壤压实，并最大限度地增加了水分入渗和分散了地表径流，是解决上述问题的有效途径。
www.dictall.com
13. When all the topsoil is gone, nothing remains but worthless deserted.
当所有的表层土就过去了，没有残余但毫无价值的空无一人。
www.xkyn.com
14. When the tarps were removed four days later, the stench hit the workers like a hammer; topsoil was quickly applied.
结果，四天之后当工人们揭开防水布时，冲天的臭气简直要把人熏晕过去。这些表层土很快被掩埋了起来。
article.yeeyan.org
15. Irregular rainfall and loss of topsoil means that the land produces less than before.
无常的降水和表层土壤的流失都使土地逐渐减产。
www.ecocn.org
16. In Mingyong, surging meltwater has carried away topsoil; elsewhere, excess runoff has been blamed for more frequent flooding and landslides.
在明永，泛滥的河水冲走了土地的表层土壤，而且还直接导致了山洪和泥石流的频发。
article.yeeyan.org
17. The rain falls on hard ground and flows away on the surface, causing floods and carrying away with it the rich topsoil, in which crops grow so.
雨水降落到地上，在地表四处流动，造成水灾，带走了庄稼赖以生长的肥沃的表层土壤。
edu.sina.com.cn
18. Advantages claimed for no-till are that it decreases water evaporation and runoff, soil erosion and topsoil depletion.
免耕模式的优点被强调为减少水分蒸发与逃逸，减少土壤侵蚀与表面土壤衰竭。
www.wholeveg.com
19. According to scientists, it takes nature 500 years to create an inch of topsoil.
根据科学家们的看法，自然界要用500年的时间才能形成一英寸的表层土壤。
m.wxphp.com
20. Professor Bushberg says removing the topsoil might make the land safe for use. But it depends on the depth of the radioactive material.
布希柏格教授说，移除表层土壤可以保证土地的使用安全，但这取决于放射性物质渗入的深度。
www.ebigear.com
21. When it rains hard, landslides sweep topsoil down to the sea.
下大雨的时候，山崩会把表层泥土席卷到海里。
www.ecocn.org
22. Oil, water, topsoil, phosphorous are all peaking…and the climate is changing too.
油、水、耕层土壤，磷… …和气候一样也正在改变。
ltaaa.com
23. According to scientists it takes nusingure 500 years to crehpublishing an inch of topsoil.
根据迷信家们的看法，天然界要用500年的时间能力造成一英寸厚的表层土壤。
www.126xx.net
24. The topsoil has been almost completely washed away.
表层土壤已差不多完全给冲走了。
dj.iciba.com
25. These floods have been very useful because they irrigate the Nile Delta and deposit a rich layer of topsoil used for growing crops.
这些洪水一直非常有用，因为它们灌溉着尼罗河三角洲，沉积下厚厚的一层表土，可以用来种庄稼。
blog.sina.com.cn
26. These floods have been very useful because they irrigate the Nile Delta and deposit a rich layer of topsoil used for growing crops.
这些洪水一直非常有用，因为它们灌溉着尼罗河三角洲，沉积下厚厚的一层表土，可以用来种庄稼。
blog.sina.com.cn
27. The fragile land quickly lost its topsoil and became nothing but sand and dust.
那单薄的土地很快就失去了表土，成为沙粒和尘埃。
-- 来源 -- 英汉 - 辞典例句
28. If the topsoil is taken away by erosion, plants can no longer grow in the soil left behind.
如果因水土流失而冲掉了表土，植物不能再在留下的土壤中生长。
-- 来源 -- 英汉 - 辞典例句
29. In many countries the loss of productive topsoil has contributed to growing food deficits.
在许多国家里，生产性表土的流失已导致日益严重的粮食短缺。
-- 来源 -- 英汉 - 辞典例句
30. Loess is easy borne by the wind and may be carried long distances before it falls to earth and becomes topsoil.
黄土易被风刮起并带至远处方才落下成为表土层。
-- 来源 -- 英汉 - 辞典例句
31. This topsoil tends to wash away.
表层土壤要冲掉了。
-- 来源 -- 英汉 - 辞典例句
32. It would appear that the inputs are insufficient to offset the mobilization and leaching of calcium from the topsoil.
钙的转入量看来不足以补偿从表土中活化和淋失的钙。
-- 来源 -- 英汉 - 辞典例句
33. Thus the farmer is helping nature rebuild the topsoil that holds the rain, resists the wind and provides food for growing plants.
因此，农民是协助大自然重建能够存蓄雨水、抵抗风力和滋养各种植物的表面土壤。
-- 来源 -- 英汉 - 辞典例句
34. In the absence of successful efforts to stem the loss of topsoil, the social effeets of erosion will probably first be seen in Africa.
在控制表土流失的努力缺乏成效的情况下，土壤侵蚀的社会影响将可能首先出现在非洲。
-- 来源 -- 英汉 - 辞典例句
35. When the black topsoil was all washed away, farmers moved westward and started new plantations.
当表层黑土全部被冲走之后，农民们就向西部转移，建立新的种植园。
-- 来源 -- 英汉 - 辞典例句
36. Under flood conditions, great amounts of topsoil are washed to receiving streams.
在洪水泛滥时，大量表层土壤被冲刷到承受的水流中。
-- 来源 -- 英汉 - 辞典例句
topsoil
