Electra
n. 多区无线电导航系统
🗣️ 情景例句
I've been there several times.
我到那儿去过好几次。
I was listening to the radio.
我正在听收音机。
It was his job to repair bicycles and at that time he used to work fourteen hours a day.
他那时的工作是修理自行车，并且通常是一天工作14个小时。