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
After a good night's sleep, I'll enjoy breakfast even more.
好好睡一觉， 明早吃早餐会更香。
When the weather is hot, we turn on the air conditioner.
天热的时候就开空调。
When I washed it, the colours ran.
我洗它时，颜色就褪了。