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1·She collected a number of cocoons and sat down to have a rest.

她采了许多茧，然后坐下来休息。

2·The cocoon-to-butterfly theory only works on cocoons and butterflies.

茧变蝴蝶理论只适用于茧和蝴蝶。

3·I may be so because there is some kind of power that spurs me—just as the silkworm is spurred to make its cocoons.

我之所以如此是因为有某种力量在鞭策着我——正如蚕被鞭策着去结它的茧子一般。

4·It just so happened that while she was sipping some tea, one of the cocoons that she had collected landed in the hot tea and started to unravel into a fine thread.

事情是这样的，当她喝着茶的时候，她收集的一个蚕茧落在热茶里，然后蚕茧开始散开，变成了一根细线。

5·The silkworms have gone into the bushes to spin their cocoons.

蚕上山了。《新英汉大辞典》

6·First cocoons are made into silk.

首先把蚕茧变成了丝。

7·It is made from silkworm cocoons.

它是由蚕茧制成的。

8·They are silkworm cocoons.

这个是蚕茧啊。

9·Silkworms make cocoons from which we get silk.

蚕做茧，我们再从茧取得丝。

10·The ova of earthworms are contained in cocoons.

蚯蚓的卵是包在茧里的。