A-c d-c receiver
[电] 交直流接收器
🧩 词语组成解析
🗣️ 情景例句
If you're prepared to put private information onto the internet, it won't be private for long.
如果你把个人资料放在互联网上，很快它就不会是什么秘密了。
No good building without a good foundation.
基础不好，建筑不牢。
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。