Sonar
[ 'səunɑ: ]
其它 Other
n. 声呐装置，声呐系统;声呐兵;
📝 例句
We picked up two submarines on sonar.
我们用声呐系统观察到两条潜水艇.
📖 牛津释义
sonar
n[U]
device or system for detecting and locating objects under water by means of reflected sound waves 声纳装置; 声纳系统. Cf 参看 radar.
🔁 扩展释义
*['sәunɑ:]n. 声纳【计】 声纳【化】 声呐
📖 同为「计算机」词汇
查看全部计算机词汇 ›🗣️ 情景例句
Where are you staying in Guangzhou? I hear that the hotels there are very expensive.
在广州你打算住在哪儿？我听说那里的旅馆收费很高。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。
After they carved the characters on rocks, they put a piece of wet paper on top of the characters and beat it lightly.
他们把字刻在石块上后，再把一张潮湿的纸放在字的上面，并轻轻地拍打。