他性格坚韧。
He has a tough character.
tough and durable; tenacious
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.
他性格坚韧。
He has a tough character.
他有着坚韧的意志。
He has a tenacious will.