- Noun
-
1. a small ring-shaped friedcake
-
2. a weight that sinks (as to hold nets or fishing lines under water)
-
3. a pitch that curves downward rapidly as it approaches the plate
体育
- 1.下坠球
水产
<名>
- 1.沉子
- 2.在水中具有沉降力,或在运动中能产生下沉力使渔具在水中保持一定形状和深度的属具。
航海科技
<名>
- 1.沉子
金融
- 1.备抵偿付债券
- 2.偿债基金债券


