First let's do the warm-up exercise.

首先让我们做热身练习。

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Daniel: Hello, is it necessary to do warm-up exercise?

听看学丹尼尔：你好，必须做热身运动吗？

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To warm up for strength training, move your muscles and joints through the movement patterns you'll do during the exercise, but before you start with weights.

为力量训练热身，那就通过你将要在锻炼中做得动作活动你的肌肉和关节，但是是在你加重量前做。

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