HIIT. Short for High-Intensity Interval Training, HIIT is all the rage in many exercise circles, because of studies showing that it's good for fat-burning and you can get a good workout in less time.
高强度间歇训练。这种训练在很多训练周期中都有，因为研究发现这种训练可以促进脂肪燃烧，你可以在更短的时间内达到很好的训练效果。
The brush fire continues to rage, but has not caused any casualties despite burning about 1,400 acres so far.
山林火灾的势头有增无减，但目前为止火灾面积控制在1400英亩左右。
The brush fire continues to rage, but has not caused any casualties despite burning about 1, 400 acres so far.
山林火灾的势头有增无减，但目前为止火灾面积控制在1400英亩左右。
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