He always begins his lessons with a warm-up exercise.
他讲课前总是先让学生做预备练习题。
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。
Daniel: Hello, is it necessary to do warm-up exercise? I can't wait to dive into the water.
听看学丹尼尔：你好，必须做热身运动吗？我想立马下水。
B: I'm sorry. Every customer coming here must do the warm-up exercise before getting down to swimming.
对不起，任何一位到我们这来的顾客在下水游泳之前必须要做热身运动。
To get a satisfactory result, players will always have to do sufficient warm-up exercise before the race.
为了取得理想的成绩，选手们在比赛之前总要做充分的热身运动。
B: I'm sorry. Every customer coming here must do the warm-up exercise before getting down to swimming. That's out regulation.
对不起，任何一位到我们这来的顾客在下水游泳之前必须要做热身运动。这是我们的规定。
In a breeze and the temperature very low, they should at the same time physical warm-up exercise, avoid excessive lowering body temperature.
在有微风及温度极低时，应同时进行体育热身运动，避免体温过度降低。
Basic method and step of game teaching are a presenting of warm-up exercise, language, new information to explain in detail, language of make stronger a practice.
游戏教学的基本方法和步骤是热身运动、语言的呈现、新知的讲解、语言的巩固练习。
Joint mobility and dynamic stretches are a good warm-up exercise as they improve dynamic flexibility which is vital in sports such as martial arts, gymnastics, athletics.
关节的灵活性和动态的延伸，是提高动态的灵活性，如武术，体操，田径运动是至关重要的，因为他们的一个很好的热身运动。
It's important to warm up before exercise.
在锻炼前做热身活动是很重要的。
Mild pain: you feel this type of pain when you start to exercise but it usually goes away as you warm up and continue running.
轻度疼痛：再开始锻炼时会感到这种类型的疼痛，但当开始热身并继续跑步时这种感觉就会随之消失了。
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。
Taking a warm bath or sitting by a fire or doing some exercise can also help the body warm up.
洗一个热水澡或者坐在炉火旁或做运动也可以帮助身体暖和起来。
If you exercise in the morning it is important to stretch and warm up your muscles.
如果要早晨锻炼，那么事先热身和拉伸肌肉非常重要。
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。
Mild Pain: You feel this type of pain when you start to exercise but it usually goes away as you start to warm up and continue running.
微微作痛：当开始运动时，您会感到这种疼痛，但是随着您的热身和继续奔跑，疼痛自然消失。
Taking a warm bath or sitting by a fire or doing some exercise can also help the body warm up. These are all common sense treatments.
洗个热水澡，或者坐在火炉边，或者做做运动都可以温暖身体。这都是常识的治疗方法。
The best way to avoid muscle aches is to start slowly and incorporate gentle stretches into your pre-exercise warm-up and post-exercise cooldown.
避免肌肉疼痛的最好方法是慢慢开始，在热身活动和锻炼后的休整中进行温和的伸展运动。
For each exercise, be sure to warm up first, keep abs tight, breathe, and not lock elbows or knees.
每次练习都要先做热身，收腹，调整呼吸，并且肘部和膝盖不能弯曲锁定。
The authors of an accompanying editorial highlight the fact that patients underwent a 5–10-minute warm-up before commencing endurance exercise.
作者之一的杂志副编辑强调说患者在开始耐力锻炼之前要进行5-10分钟的热身。
Ready to exercise? Let's warm up first.
准备好运动了吗？让我们先来热身吧！
Ready to exercise? Let's warm up first.
准备好运动了吗？让我们先来热身吧！
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