sink

vi.

1. （船等）下沉；（日，月）落，没
   The sun was sinking in the west.

   夕阳西下。

   The ship sank.

   船沉了。

2. （面颊等）下陷[（+in）]
3. （水面）低落，（地面）陷落
   His feet sank in the mud.

   他的脚陷进烂泥中。

4. （疲倦地）坐下，倒下；（头，肩等）筋疲力尽地垂下[（+to/into/on）]
   She was stunned and sank to the ground.

   她被击昏倒在地上。

   She fainted and sank to the ground.

   她昏倒在地上。

   He sank back into the chair.

   他筋疲力尽地倒在椅子上。

5. （声音，风，价格等）降低；减弱；（在视野中）消失[（+to）]
   The wind has sunk down.

   风已减弱了。

   The flames sank down at last.

   火势终于减弱了。

6. 堕落；衰微；衰弱；消沉[（+into）]
   The old man is sinking fast and won't live much longer.

   老人衰弱得很快，活不长久了。

7. 渗透；深入；沉入[（+in/into）]
   The rain sank into the dry soil.

   雨水渗入干涸的土壤。

vt.

1. 使下沉；使陷入；把……插入
   The submarine sank two ships.

   潜艇击沉了两艘船。

2. 使下垂
3. 挖掘；刻，雕
   The oil workers are sinking a well.

   石油工人正在打油井。

4. 降低（声音，名誉等）
5. 投资于……[（+in/into）]
   He's sunk a large sum of money into buying a new house.

   他把一大笔钱投在买一幢新房子上面。

6. 抑制（激情等）；隐匿（证据等）；摒除（分歧等）
   They sank their differences and joined hands in the business.

   他们消除了分歧，联合起来一道干。

7. 搞垮，使完蛋