你需要更善于展示自己。

You need to present yourself better.

《牛津词典》

你需要咨询专业人士。

You need some specialist advice.

《牛津词典》

你需要放松肩部肌肉。

You need to release the tension in these shoulder muscles.

《牛津词典》

They are quite distinct from each other, and you should be able to manage with that final exam without undue difficulty.

它们都各有特点,你需要在期末考之前解决所有困难。

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And you know, you need to imagine the situations and you know, use imagination and enjoy them, really, you know.

你需要想像情景，动用想象力，然后享受其中。

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However, the thing to remember is, when you look at heats of reaction under those conditions it's all well and good.

相反，需要记住，当你需要知道反应中放出的热量时,这些量是很有用的。

麻省理工公开课 - 热力学与动力学课程节选