adj. 陷入麻烦的，没救的；凹陷的；心情沉重的，情绪低落的
v. 下沉，沉没；使（船）沉没；（喻）消失，无音信（sink 的过去式和过去分词）
[
比较级
more sunk
最高级
most sunk
]
1.The foundations have sunk.
房基塌陷。
2.He has already sunk $25 million into the project.
他已经在这个项目投入了2500万美元。
3.I'm not sure if he has really sunk in.
我也不确定他到底意识到了没有。
4.This was how the first oil well was sunk.
第一口油井就是这样打出来的。
5.His voice had sunk to a conspiratorial whisper.
他的声音降到密谋低语的程度。
6.The pound has sunk to its lowest recorded level against the dollar.
英镑对美元的比价降到了有记录以来最低水平。
7.The ship sunk in a little under 3 hours.
轮船在3小时不到的时间里沉没了。