英语语法分析

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。

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。

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。