His modest business eventually expanded into a supermarket empire.
他原先不大的生意後来扩展成了超级市场集团企业.
The guests expanded a little when they'd had a glass or two of wine.
客人们喝了一两杯酒以後, 就有说有笑了.
Our foreign trade has expanded greatly in recent years.
我国的对外贸易近年来已有极大发展.
