1·For Best Results: Keep mouth free of food and strong tastes for 15 minutes before and after taking this medicine.
要想取得最佳结果，在服用前15分钟或后不要吃食物或是刺激性的气息。
2·For best results: Keep mouth free of food and strong tastes for 15 minutes before and after taking. Hold liquid in mouth for 10-15 seconds before swallowing.
要到达最佳的结果，在服用前或许者后15分钟，不要进食或许者是刺激性滋味，在口中保存10 - 15秒再咽下。
3·Be careful to keep your mouth in range of the microphone; don't weave around or turn away to answer a question from the side.
要注意保持你的嘴在麦克风的范围内；不要晃来晃去或转过身去回答旁边的问题。
4·Keep your mouth healthy.
保持口腔健康。
5·Now she's upset—why couldn't you keep your mouth shut?
瞧她现在心烦意乱的样子—你就不能闭上嘴？
—— 《牛津词典》
6·She was told to keep her mouth shut and not rock the boat.
有人叫她闭嘴，不要招惹是非。
—— 《牛津词典》
7·I don't have to tell you how important it is for you to keep your mouth shut about all this.
我不必告诉你对这件事保密有多么重要。
—— 《柯林斯英汉双解大词典》
8·Africans keep a small stick in their mouth to chew or scrub their teeth all day.
非洲人整天把一根小木棍放在嘴里咀嚼或刷洗他们的牙齿。
9·Your brain is moving too fast, and your mouth just can't keep up!
你的大脑转得太快了，你的嘴根本跟不上！
10·You don't know the facts, so keep your mouth shut!
你不了解情况， 别多嘴!
—— 《新英汉大辞典》