他在墙上钻了一个洞。
He drilled a hole in the wall.
to drill; to bore; to get into
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
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Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
他在墙上钻了一个洞。
He drilled a hole in the wall.
他钻进了车里。
He got into the car.