| 释义 |
on-off switch
释义
开关：一种用于控制电器设备通电或断电的开关。
例句
1·Scientists have developed an on -off switch in memory.
科学家已研制出一种记忆开关。
2·Climate change has been like an on -off switch in the Sahara.
气候变化好像撒哈拉的一个开关。
3·Of course, to turn the on -off switch on is harder when somebody's in a coma.
当然要开启这个开关难度更大，当人陷入昏迷。
同义词
通断开关；换向开关；[电]双位开关
reversing switchcommutator switch
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