before eating

基本解释

She rinsed her hands quickly before eating.
她吃东西以前很快洗了一下手。
Even if you buy the “pre-washed” salad mixes in bags, ALWAYS wash before eating!
即使你买的袋装“预洗”沙拉，在吃之前也务必进行清洗！
If you buy fruit canned in syrup, rinse it before eating. - We do this one as well.
如果你买的是带糖浆的罐装水果，在吃之前先用水洗一下，我们总是这样做的。

Before eating the last slice, you could check with your friends to make sure it's alright for you to delve in.
在伸手拿最后那片披萨前，你可以跟你的朋友确认下，你吃完最后一片有没有关系。
Is it okay 课堂 - SpeakingMax英语口语达人
Carbohydrate has really shifted, and so people are eating more calories from carbohydrate before, sugars primarily, and that is coming primarily from added sugar, or that's at least one of the primary contributors.
碳水化合物也有明显的变化,比前人更多的从碳水化合物中摄取热量,以糖类为主,也就是说主要是添加糖类的食物,至少这是主要的来源之一
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选
Expire Okay, that's a very interesting issue about the--the response was that because the--other food might expire quickly and so that's true; if you're eating things like fruits and vegetables, they only have a certain amount of life before they go bad.
保质期长,这是个很有趣的问题,因为其他食物可能很快就变质了,这也是个原因,如果你吃蔬菜水果的话,它们都有一定的保质期
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If you are offered a roll, break it in pieces and butter each piece individually just before eating it.
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