If he leans forward, you might lean forward.
如果他向前倾身，你也可以向前倾身。
To make the connection better you can try a bit of proactive mirroring. If he leans forward, you might lean forward.
如果关系再亲密点，你可以更主动点，人家向前倾，你也可以向前倾。
Don't lean too far forward, you might fall over board.
身子不要向前探过头，那样会从船甲板上掉下去的。
Don't lean too far forward, you might fall over board.
身子不要向前探过头，那样会从船甲板上掉下去的。
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