Generally, you exhale on the effort, if doing weights, karate or boxing, and inhale on the return.

一般来说，如果你在做举重、空手道或拳击等运动用力时，你会呼气，然后吸气。

youdao

Lowery spent three hours a night each day of the last year lifting weights, hitting the bags and shadow-boxing.

上一年，洛厄里每天晚上花3个小时举重，打沙包，和影子打拳。

youdao

Instead of a full-size health club there's a gym with a few machines, weights and boxing gear.

FORBES: Cheaper Sleeper

The 38-year-old Jones has made boxing history by winning world titles at four weights from middleweight to heavyweight.

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