關於Sharpen的意思和用法的提問

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A: to make something sharp, like a pencil or a knife. You can also sharpen your mind (make it smarter) by studying

A: You often say "sharpen up" to a person, it means to improve yourself

A: They are almost the same.
"Sharpen" is more common now. "Whet" is a little old fashioned.
About the only time you use "whet" is when you speak about appetite. "Smelling that soup really whetted my appetite".

A: Sharpen = put a sharp edge on something that cuts.
Hone = to sharpen with high quality, to put a very fine and sharp edge on something that cuts. Also = to improve and refine skill or talents

A: Yes, this is a correct sentence structure :)

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