他们刚搬的家，还没接通电话。 They've just moved and they're not on the telephoneyet.
这个电钮接通电流。 This button switches the current on.
通电时线圈就会有磁性。 The loop becomes magnetic when the current is switched on.
选通电极，门电路具有多个输入端和一个输出端，只有当一套指定的输入端受到脉冲时才有能量 A circuit with multiple inputs and one output that is energized only when a designated set of input pulses is received.
通电时线圈即具磁性。 The block becomes magnetic when the current is switched on.
