任何锻炼项目都需要在有氧运动和负重练习间取得一个平衡。

Any exercise program needs a balance of both aerobic and resistance exercises.

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需要大量的练习才能真正擅长于这项体育运动。

It takes a lot of practice to be really good at this sport.

youdao

需要大量的练习才能真正擅长于这项体育运动。

It takes a lot of practice to be really good at this sport.

youdao