可可电台，每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。

Bedtime tricks

睡眠技巧

Brush those teeth

刷牙

The American Dental Association recommends that you brush your teeth twice a day. If you don't, plaque and bacteria can build up pretty fast, making your breath foul and putting your mouth health in jeopardy.

美国牙医协会推荐一天刷牙两次。如果你不这么做，噬斑和细菌就会快速滋长，让你呼吸产生异味并且让你的口腔健康处于危险之中。

Work out

锻炼

Sweat for your sleep. Not only does moving your feet help your health and attitude, research shows that exercise can help you get a better night's rest.

睡觉前出点汗。做一些运动不只是对你的健康和态度有益，研究表明锻炼可以帮助你在晚上获得更好的休息。

【知识点讲解】

jeopardy n.危险

例句：

For a moment his life was in jeopardy.

他的生命一度陷入危险中。

The security of this entire universe is in jeopardy!

整个宇宙安全都处在危险当中。

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