It isn't always easy to separate the wheat from the chaff.

分清好坏并不总是容易的。

《柯林斯英汉双解大词典》

What is the chaff to the wheat?

糠秕怎能与麦子比较呢。

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They are sorting out the wheat from the chaff.

他们正在把小麦从糠皮中拣出来。

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They are sorting out the wheat from the chaff.

那个女孩正在簸去谷壳。

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They are sorting out the wheat from the chaff.

那个女孩正在簸去谷壳。

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