词根aero, 空气。 -b同词根bio, 生命，见biology, 生物。存活生命的空气，即氧气。

1. Skipping is one of the most enjoyable aerobic activities.

跳绳是最有乐趣的有氧健身运动之一。

2. Walking, done in the right way, is a form of aerobic exercise.

走路，如果方法正确的话，也是一种有氧健身运动。

3. Aerobic exercise moves our entire body and uses most major muscles.

有氧运动活动全身，锻炼大多数主要肌肉。

4. Aerobic exercise helps to build up stamina.

有氧健身操有助于增强耐力.

5. Aerobic exercise gets the heart pumping and helps you to burn up the fat.

有氧运动加速心脏跳动，有助于消耗更多脂肪。