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- adaptationally
- adaptations
- adapted
- adapter
- adapting
- adaption
- adaptions
- adaptor
- adaptors
- adapts
- a darned sight
- a darned sight better
- a darned sight more
- a darn sight
- a darn sight better
- a darn sight better/harder etc
- a darn sight harder
- a darn sight more
- a day's march/two weeks' march etc
- a day's march weeks'
- a day's march weeks' march
- a day's two weeks'
- a day's two weeks' march
- add
- addable