sharp blade

基本解释

It contained only one item--a small handaxe, with a razor-sharp blade.
袋子裡衹有一樣東西：一把小手斧，一把有像剃刀般鋒利的刀口的斧子。
It's almost as if they don't realize they are handling a sharp blade that is scraping at their face.
他們幾乎沒有意識到他們正在拿著一個鋒利的刀片在刮自己的臉。
Here is a Tokyo with its neon lights out, its digital screens silenced, with cats scratching at rubbish bags, couples twined in doorways and a late autumn moon hanging in the sky “like a sharp blade”.
此刻的東京霓虹燈已暗下，數碼屏幕的喧囂已淡去，偶有貓兒抓撓垃圾袋，戀人們在門口出雙入對，深鞦的月兒懸在夜空中“尖銳如刀鋒”。

After every knot the threads must be cut precisely with a sharp, curved blade.
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The blade is sharp on the inside of the curve, allowing the user to swing it through crops, cutting and gathering them at the same time.
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