Some fruits and vegetables must be stored at zero to four degrees Celsius.

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So, you need some reference points to be able to tell you, OK, this temperature is 550 degrees Smith, whatever.

你需要定要一些参考点,它们告诉你，“这个温度是550史密斯氏度“之类。

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Especially because some, some advanced degrees that you get, you pay a lot of money to get them,

尤其是因为，有些高级学位，为了获得它你花了很多钱。

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