mission impossible
noun /ˌmɪʃn ɪmˈpɒsəbl/
/ˌmɪʃn ɪmˈpɑːsəbl/
[countable, uncountable]- a difficult or impossible task
不可能完成的任务：困难或不可能的任务 - Taking a selfie with the Eiffel tower turns out to be a mission impossible, believe me!
相信我，和埃菲尔铁塔自拍是一项不可能完成的任务！ - Sometimes it feels like mission impossible to keep the children's toys neat and tidy.
有时候，让孩子们的玩具保持整洁似乎是一项不可能完成的任务。
- Taking a selfie with the Eiffel tower turns out to be a mission impossible, believe me!