one can't win

(informal)said when someone feels that no course of action open to them will bring success or please people

(非正式)无论怎样做都不能成功（或都不讨好）

win or lose

whether one succeeds or fails

不论胜负；不管输赢；不论成败

win or lose, the important thing for him is to set a good example to his side.

不论成败，对他来说，重要的是为己方树立好榜样。

win (或 earn) one's spurs

(historical)gain a knighthood by an act of bravery

(史)因勇敢而被封为骑士

you can't win them all (或 win some, lose some)

(informal)said to express consolation or resignation after failure in a contest

(非正式)你不可能赢得所有的比赛（或有所得必有所失）（失败后的安慰话，开脱话）

win out

To succeed or prevail.

成功或获胜

win through

To overcome difficulties and attain a desired goal or end.

克服困难并达到既定目标或结果

win the day

To be successful.

成功