Passive sonar
[电] 无源声纳
🧩 词语组成解析
sonar
['səunɑ:]
n. 声呐装置，声呐系统;声呐兵;
🗣️ 情景例句
Roast duck. There will be a slight delay for that.
烤鸭。那会稍微慢一点。
Let's talk over coffee.
我们边喝边谈。
A woman in jeans stood at the window of an expensive shop.
一位穿着牛仔裤的妇女站在一家高档商店的橱窗前。