他俩配合很有默契。
The two cooperate perfectly well.
tacit understanding; unwritten agreement; rapport; (of people) in sync; well coordinated
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.
他俩配合很有默契。
The two cooperate perfectly well.
我们之间有默契。
There is a tacit understanding between us.