Sonic depth finder
回声测深器，回声测深仪
🧩 词语组成解析
sonic
[['sɔnik]]
a. 音波的, 音速的, 声音的\\n[电] 音波
a. 发现者, 寻星镜\\n[医] 寻觅器, 探示器
🗣️ 情景例句
I have a full house.
我有一个罗汉。
If you compare her work with his, you'll find hers is much better.
要是把他们俩的工作比较一下，你就会发现她的好得多。
One Monday, there were fewer people in the shop than usual when the woman came in,
有一个星期一，当这位妇女走进这家商场时，里面的人比往常少，