a can of worms

a can of worms
10. a can of worms 大麻烦；棘手的事
- They are worried that they might open a can of worms. 他们担心可能会遇到大麻烦。
11. to carry the can
See: carry
12. in the can<非正式> (影片、音乐等)已录制完成的
(agreed) [contract, agreement +] 已获同意的；已决定的
(completed) [task, job +] 已完成的
See: can

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a can of worms
a can of worms 棘手的问题；麻烦事
See: worm