A-c directional overcurrent relay
[电] 交流方向性超流断电器
🧩 词语组成解析
directional
[[di'rekʃənəl]]
a. 方向的
[化] 过载电流
relay
[rɪ'lɛi]
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
You can listen to BBC or VOA news if you want to improve your listening.
如果你想提高听力，你可以听英国广播电台或美国之音的新闻节目。
We assume that damage occurred while the consignment was in your care.
我们认为货物是在你方保管时受到损害的。
She had believed in me.
她相信我。