deep end
noun/ˈdiːp end/
/ˈdiːp end/
[singular]Idioms - the part of a swimming pool where the water is deepest
（游泳池的）深水区 - You wouldn't jump in the deep end of the pool before you know how to swim.
在你学会游泳之前，你不会跳进泳池的深处。
- You wouldn't jump in the deep end of the pool before you know how to swim.
Idioms
go off the deep end
- (informal) to suddenly become very angry or emotional
（突然）火冒三丈，大发脾气，非常激动
jump/be thrown in at the deep end
- (informal) to start or be made to start a new and difficult activity that you are not prepared for
（使）陷入未曾料到的艰难处境，一筹莫展 - Junior hospital doctors are thrown in at the deep end in their first jobs.
医院的初级医生开始工作时会遇上未曾料到的困难。 - The company believes in throwing new employees in at the deep end with no training.
该公司认为应该不经培训就让新员工从困难的部份做起。
- Junior hospital doctors are thrown in at the deep end in their first jobs.