noun · an inauspicious or evil influence in a superstitious or spiritual context

风水师说这间屋子煞气太重。

adjective · to vent one's anger or frustration on someone, especially an innocent party

他在外面受了委屈，回家就拿家人煞气。

noun · a baleful look or an expression of ferocity and malice

他满脸煞气，让人不敢靠近。

adjective · the leaking of air from an object such as a tire or balloon

我的自行车胎煞气了，得去打点气。