1·He sank into deep melancholia.
他陷入了深深的忧郁。
—— 《柯林斯英汉双解大词典》
2·The news plunged them into deep depression.
这条消息立即使他们深感沮丧。
—— 《牛津词典》
3·The oil price increases sent Europe into deep recession.
石油价格的上涨使欧洲陷入严重的经济衰退。
—— 《柯林斯英汉双解大词典》
4·The six-minute speech silenced all the people and made them fall into deep thinking.
6分钟的演讲让所有人安静下来，陷入了沉思。
5·As I learned in my challenge, by not having my smartphone, I fell into deep work more easily, so I completed my tasks in a shorter time.
我从我的挑战中了解到，没有智能手机，我更容易陷入深度工作，所以我在更短的时间内完成了我的任务。
6·This morning I simply dived into deep water off the rocks nearest to the house, where they descend almost sheer.
今天早上我只是在最靠近房子的礁石深水处潜水，那里的岩石几乎是陡峭的。
7·The lines went straight down into deep dark water.
钓丝垂直地下到暗黑的深水里。
8·Wherever fluids are injected into deep wells, that is a risk.
每一处被液体注入的深井都有风险。
9·Spanish unemployment soared, and the budget went into deep deficit.
西班牙失业率飞速上升，预算陷入深深的赤字之中。
10·But unexpectedly, she was plunged into deep sorrow by the first line.
但让她想不到的是，她看了第一行字，就陷入了深深的悲痛之中。