“茧”怎么读？

这些措施听得都让人耳朵生茧了。Measures like these sound wearily familiar.一周后蝴蝶破茧而出,绚丽夺目.A butterfly emerged in its full splendour a week later.冬天多数虫子作茧.Most worms cocoon in winter....

“茧”的英语可以翻译为：cocoon，callus，chrysalis...