You have to train.

你必须训练。

youdao

Life isn't easy, you have to train yourself hard every day.

生活不易，你必须每天都要努力锻炼自己。

youdao

"So you have to train people to cross boundaries," Mr Ellwood concludes.

Ell wood总结道：“因此，需要训练人们跨界。”

youdao

And he offers this advice once you have chosen the record you want to set: Train hard.Plan ahead.Be patient -- don't give up.

VOA: special.2011.05.16

You have to train in 3 different sports.

你必须训练三种不同的运动。

对体育项目的热爱 - SpeakingMax英语口语达人

For example,to have--to give the impression of being provincial with-- like you just arrived at the train from Brittany in Gare Montparnasse, and you're just so totally out of it and then that's all you want to do, and you're sort of clueless.

例如,里面描述了乡下人的行为,就像你刚到了布列塔尼的蒙帕纳斯火车站,你一无所知,你当时却饥肠辘辘想急于充饥,简直就像丈二和尚

耶鲁公开课 - 1871年后的法国课程节选

You have to train you mind as much as your body.

FORBES: Venus Williams: A Force Off The Court

If you hire security personnel, then you have to train them.

FORBES: How Wayne LaPierre May Have Banned His Own Assault Weapons

To be a somebody... you have to train.

BBC: Bukom: Why an Accra suburb produces champion boxers