he always wears his heart on his sleeve
他总是毫不掩饰自己的感情
以上为机器翻译结果，长、整句建议使用 人工翻译 。
He always wears his heart on his sleeve so everyone know how he feels.
他是一个总把自己心情挂在脸上的人，所以所有人都知道他是怎么想的。
youdao
He is always up for it, has bags of energy, wears his heart on his sleeve and gives the whole team a lift.
BBC: Why Carlos Tevez is so important to Manchester City
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