6. These areas have particularly low concentrations of iron, and oceanographers hypothesize that this shortage of iron prevents plankton from thriving.
这些地区的铁含量特别低，海洋学家推测，铁的缺乏阻碍了浮游生物的繁殖。
youdao
7. However, an experimental release of iron compounds into one such area failed to produce a thriving plankton population, even though local iron concentrations increased immediately.
然而，尽管当地铁浓度立即提高，在一个这样的区域实验释放铁化合物却没有产生大量的浮游生物。
youdao
8. The fish live on the plankton.
这种鱼以浮游生物为主食。
《柯林斯英汉双解大词典》
9. Some areas, though rich in these nitrogen compounds, have few plankton.
有些地区虽然富含氮化合物，但浮游生物却很少。
youdao
10. Most marine deposits from around the world contain either plankton or a lot of fern spores but not both together in the same layer.
世界上大多数的海洋沉积物不是含有浮游生物就是含有大量的蕨类孢子，但它们并不是同时存在于同一层中。
youdao
11. Morsels of plankton a school of spadefish hovers near the surface off Japan's subtropical Bonin Islands.
一群西鳞白鲳在日本亚热带的小笠原群岛附近的海面上徘徊。
youdao
12. A sea leopard behind a curtain of plankton.
一只海豹躲在浮游生物的幕面。
youdao
13. These abstract shapes are actually plankton.
这些抽象的形状正是浮游生物。
youdao
14. So we know this plankton is very dange rous.
可见浮游生物是非常很快死亡。
youdao
15. Corals, plankton and shellfish may literally dissolve.
珊瑚、浮游生物和贝类动物很可能被酸性海水溶解。
youdao
16. More plankton means more carbon dioxide sucked from the air.
更多的浮游生物就意味着空气中更多的二氧化碳被吸收。
youdao
17. Threats: Pesticides and pollution can damage plankton blooms.
威胁：杀虫剂和污染能破坏浮游生物的密集繁殖。
youdao
18. When it's dipped into the sea, plankton are trapped between them.
被浸没在海水中以后，浮游生物会被困在网筛之间。
youdao
19. It has large color photographs of sea animals, from plankton to clownfish to orcas.
在书里，有着许多海洋动物的彩色照片，从浮游生物到小丑鱼乃至逆戟鲸。
youdao
20. A giant clam's siphon is used to draw in water to filter and consume passing plankton.
巨型蛤蚌的虹吸管是被用来以过吸水的方式过滤并吸食经过的浮游生物。
youdao
21. Dump iron into the sea to boost plankton growth and soak up carbon dioxide from the atmosphere.
向海洋中倾倒铁以促进浮游生物生长来吸收大气中的二氧化碳。
youdao
22. Dr Sceffer's laboratory is full of bottles containing samples of lake water brimming with plankton.
席弗博士的实验室里堆满了装有湖水浮游生物的样品瓶子。
youdao
23. The second largest fish in the world, it basks with its mouth open wide to catch plankton drifting by.
作为世界上第二大的鱼类，姥鲨张着大嘴来捕捉漂流而过的浮游生物。
youdao
24. The bugs sustain not only the plant, but an intricate food web of bacteria, plankton and invertebrates.
这些怪物不仅供养着植物，而且是由细菌、浮游生物和无脊椎动物组成的一个复杂的食物网。
youdao
25. The subsequent plankton bloom sucked up the 12c and the isotope ratio veered off in the opposite direction.
随之而来勃发的浮游生物吸走了12c，碳同位素比率转向相反方向。
youdao
26. Plankton provides food for some of the smallest and biggest animals on the planet, including the Blue Whale.
浮游生物为地球上一些最小和最大的动物(其中包括蓝鲸)提供食物。
youdao
27. Doubts about how deep the plankton would sink have raised questions on how permanent a solution it would be.
对浮游生物能下沉多深的疑问使人们质疑这个方法在长期内的有效性。
youdao
28. Conodonts lived in the Cambrian seas, and may have eaten certain types of plankton, but no one knows for sure.
牙形刺生活在寒武纪的海洋中，可能以某种浮游生物为食，不过没人清楚具体情况。
youdao
29. Conodonts lived in the Cambrian seas, and may have eaten certain types of plankton, but no one knows for sure.
