sunk cost 沉没成本
sunk feeling 沮丧的感觉
sunk into debt 陷入债务
sunk into sleep 陷入沉睡
A: Did the ship sink?
A:船沉了吗?
B: Yes, it has already sunk.
B:是的,它已经沉没了。
1) 下沉的,沉没的
2) 感到沮丧的
3) (资金等) 已投入的
1. 下沉的,沉没的
2. 感到沮丧的
adjective/past participle
1. Having gone below the surface of water.
2. Feeling very sad or depressed.
Synonym: submerged, depressed