dis-, 不，非，使相反。connect, 连接。

1. First, disconnect the boiler from the water mains.

先将锅炉与供水总管断开。

2. If you don't pay your bills they'll disconnect your electricity / gas.

若不付费用,就要停止供应电力[煤气].

3. You should disconnect the wireless set before you make adjustments inside it.

你应先拔掉无线电插头,再做内部调整.

4. We can therefore disconnect this bond ( 5 a ).

我们于是可以把这个键 ( 5a ) 切断.

5. An alternative approach to alcohols having two identical R groups ( q ) is to disconnect both at once.

另一可供选用的,通向具有两个等同R基 的醇 ( q ) 的办法是,将这两个R基一举全都切开.