Alternating current system
[机] 交流电系统
🧩 词语组成解析
a. 交互的\\n[医] 交替的
🗣️ 情景例句
I've been busy all day.
我今天一整天都非常忙。
Need makes the old wife trot.
人急造反，狗急跳墙。（事急老妪跑。）
chasms wider than the Grand Canyon and at least one mountain more than twice as tall as Everest.
比大峡谷还宽的裂缝，起码有一座山有珠穆朗玛峰的近两倍高。