衅起萧墙: troubles come up within the screen of the court -- there is internal strife afoot.; an internal strife; trouble arising at home; trouble from within; troubles start inside the house.; trou
衅面吞炭: smear one's face in disguise and eat charcoal [to change one's voice] -- in order to seek for vengeance
心机: thinking; scheming 短语和例子费尽心机 leave no stone unturned; try all ingenious ways; take great pains; cudgel one's brains; 枉费心机 rack one's brains in vain; make futile efforts
