Examples

惯于侦看神色的警察

policeman on the watch for suspicious signs → 侦看

他惯于对对手漫骂攻讦。

He often wildly abuses his opponents and exposes their past misdeeds. → 攻讦

他惯于在这样的时候做逃兵。

He is used to being a deserting soldier under this kind of situation. → 惯于

他惯于深夜读书。 → 惯于

这个施工队惯于打硬仗。 → 硬仗

to practice thrift

惯于节约 → practice