“结茧”的英语？

“结茧”的拼音为：jié jiǎn...

这就是所谓的筑巢或结茧.This is called nesting or cocooning.长期的行军使他的脸上结茧了.The long march had callused his feet.桑蚕取食桑叶后吐丝结茧, 然后钻出茧壳羽化为蛾.Leaves after feeding silkworm cocoon silk knot, and then drilled for the moth eclosion cocoon she...