life buoy
Water
ˈlife ˌbuoy noun [countableC] 
TTWa large ring made out of material that floats, which you throw to someone who has fallen in the water, to prevent them from drowning 救生圈- Clothes-topic bolo tie
- Clothes-topic bolo tie
- Clothes-topic bomber jacket
- Clothes-topic bomber jacket
- Clothes-topic bonnet
- Clothes-topic bonnet
- Clothes-topic boob tube
- Clothes-topic boob tube
- Clothes-topic boot
- Clothes-topic boot
- Clothes-topic bootee
- Clothes-topic bootee
- Clothes-topic bootlace
- Clothes-topic bootlace
- Clothes-topic bottom
- Clothes-topic bottom
- Clothes-topic boxer shorts
- Clothes-topic boxer shorts
- Clothes-topic bra
- Clothes-topic bra
- Clothes-topic braid
- Clothes-topic braid
- Clothes-topic brassiere
- Clothes-topic brassiere
- Clothes-topic breeches
- 行贿
- 行贿罪
- 行赏
- 行走
- 行走如飞
- 行距
- 行路
- 行踪
- 行踪无定
- 行车
- 行辈
- 行辕
- 行运
- 行进
- 行远
- 行述
- 行迹
- 行通
- 行速
- 行道
- 行道树
- 行都
- 行酒
- 行销
- 行间