| 释义 |
通断通断[tōng duàn]1.■break-make; on-off
常用词组1.■通断按键 tapping key;2.■通断比 break-make ratio;3.■通断开关 cut-in out switch; on and off switch; on-off switch; switch on and off;4.■通断操作 make-break operation;5.■通断控制 on-off control;6.■通断调制 on-off modulation;7.■通断装置 on-off system |