工程历时三年。
The project lasted three years.
to last; to take (time); period
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.
工程历时三年。
The project lasted three years.
这次旅行历时两周。
This trip lasted two weeks.