他抡起胳膊就打。
He swung his arm and hit.
抡
to swing (one's arms, a heavy object); to wave (a sword, one's fists); to fling (money)
Watch it being written
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
抡
Nice writing!
See it in sentences
别抡着棍子乱跑！
Don't run around swinging the stick!