v.震动；颤抖
n.震动；地震
I stood there quaking with fear. 我站在那里，害怕得直发抖。
The sound of quake is very terrible. 震动的声音很吓人。
There were four major quakes in this century. 本世纪有四次大的地震。
The earth quake shut many factories down. 地震使好多工厂停业。
