John went all out to finish the job and very tired afterwards.
约翰尽了全力完成工作,事后觉得非常疲劳。
They went all out to combat the drought.
他们全力以赴和干旱作斗争。
📖 牛津释义
all out
using all possible strength and resources 全力以赴的
The team is going all out to win the championship. 这个队为了争取冠军而全力以赴.
[attrib 作定语]
make an all-out attempt to meet a deadline 竭尽全力设法不逾期.