vt.连接，联结;使…有联系;为…接通电话;插入插座

vi.连接;建立关系;[体]成功击中

例句：

You can connect the machine to your hi-fi.你可以把机器连在高保真音响上。

These appliances should not be connected to power supplies.

这些家用电器不应该接通电源。

I like two rooms with connecting doors (= doors that join the rooms ) .

我要两个有门相通的房间。

The two cities are connected by a railway. 一条铁路连接起这两个城市。