他加紧练习。
He practices harder.
to intensify; to speed up; to step up
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
他加紧练习。
He practices harder.
工程正在加紧进行。
The work is being stepped up.