A-c directional overcurrent relay
[电] 交流方向性超流断电器
🧩 词语组成解析
n. 接替人员,替班;传递;接力赛;继电器;
vt. 转播,传达;用驿马递送,使接替;分程传递;
🗣️ 情景例句
Any stocks or bonds?
有股票或债券吗?
How old do you have to be to vote in the national elections?
你要多大才能在大选中投票?
When the woman shook her head in bewilderment,
那个女售货员还是迷惑不解地摇了摇头。
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