sharpens
日本語WordNet
make sharp or sharper; "sharpen the knives"
make crisp or more crisp and precise; "We had to sharpen our arguments"
become sharp or sharper; "The debate sharpened"
put (an image) into focus; "Please focus the image; we cannot enjoy the movie"
give a point to; "The candles are tapered"
make (one's senses) more acute; "This drug will sharpen your vision"
JMdict
AIによる解説
To make or become sharp; to hone an edge. Also used figuratively to improve or enhance skills, senses, or focus.
ライセンス: KeyLang Original
The lawnmower needs sharpening.
芝刈り機の刃を研ぐ必要があります。
The blacksmith sharpened the blade on the grindstone.
鍛冶屋は砥石で刃を研ぎました。
Language sharpening exercises can improve your vocabulary.
語学力を磨く練習は語彙力を向上させる。
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz