keep a low profile 保持低调;低姿态;保持低姿态;放低姿态

【例句】
He's been trying to keep a low profile lately, so it just doesn't make any sense to me.
他最近一直很低调，要是他做得就有点说不通。

To keep a low profile, the lucky man didn't tell anyone the news, including his wife.
为保持低调，他封锁了中奖消息，甚至没有告诉妻子。