他动不动就生气。
Tā dòngbudòng jiù shēngqì.
English
He gets angry at the drop of a hat.
apt to
(typically followed by 就) apt to (lose one's temper, catch a cold etc); at the drop of a hat
Every character draws itself stroke by stroke, then hands you the brush to trace it yourself.
Nice writing!
他动不动就生气。
Tā dòngbudòng jiù shēngqì.
He gets angry at the drop of a hat.
这孩子动不动就哭。
Zhè háizi dòngbudòng jiù kū.
This child cries at the slightest thing.
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.