First let's do the warm-up exercise.
首先让我们做热身练习。
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？
Daniel: Hello, is it necessary to do warm-up exercise?
丹尼尔：你好，必须做热身运动吗？
Yesterday, as a warm-up exercise before class so I can stretch out the legs.
昨天上课之前的热身运动使我今天的腿都不能伸直。
It's important to warm up before exercise.
在锻炼前做热身活动是很重要的。
If you don't warm up before taking exercise, you risk injuring yourself.
假如运动前不做准备活动，你就有受伤的危险。
Ready to exercise? Let's warm up first.
准备好运动了吗？让我们先来热身吧！
Horses in the warm up ring prior to exercise.
在练习之前马儿们在绕圈热身。
Horses in the warm up ring prior to exercise.
在练习之前马儿们在绕圈热身。
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