It's good for you to brush your teeth twice a day.

一天刷两次牙对你有好处。

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It's good for you to suck in fresh shore air.

吸进清新的海滨空气对你有好处。

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Sometimes they don't realise they are speaking so fast or using difficult words, so it's good for you to tell them.

有时他们意识不到他们说话很快或者用了很难的词，所以你告诉他们是对的。

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And so fish doesn't become a food to eat because it's good for you; you eat it because it has Omega-3's.

所以我们不是因为鱼好吃所以才吃鱼,而是因为其中含有ω-3脂肪酸

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So when you go ahead and draw these on your problem-sets or on your exams, it's a good idea to put these dashed lines in, both for you and for people reading it to see exactly where your molecular orbitals are coming from.

所以当你在做课后题,或者考试的时候要画这些图时，最好把这些虚线放进去，既方便你自己也方便别人知道,这些分子轨道是从哪里来的。

麻省理工公开课 - 化学原理课程节选

It's good review exercise for some of you who have taken 115 or are about to take 150 or are there now.

对于学过115或者想要学习150的同学,这是一个不错的复习案例

耶鲁公开课 - 博弈论课程节选

We can do an applause for that, that's a good thing. (Applause.) It's important for you to have the nutritious meals that you need at lunch.

WHITEHOUSE: Let's Move Rally in Jackson, Mississippi

That's a good instinct to have, but it doesn't work when you are deciding whether to opt for a Roth IRA. The surprising fact about Roths is that they tend to beat deductible alternatives.

FORBES: Magazine Article

Arriving just after breakfast, our first stop was at the Hunger Analyzer station, where DoCoMo reps were on hand with a Bluetooth accessory that measures acetone levels, sending results to an app that determines not only if it's time for you to eat, but also whether or not your body is in a good position to burn fat with exercise.

ENGADGET: NTT DoCoMo bad breath, body fat and food analyzers hands-on (video)