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'm just being a grandfather.
我只是在尽一个爷爷的本份而已。
We are always willing to cooperate with you and if necessary make some concessions.
我们总是愿意合作的，如果需要还可以做些让步。
She stood three feet high and her hands rested on her hips.
她身高3英尺，双手叉腰。