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 no idea about fashion there days, which is why I dress so plainly.
我对现在的时装潮流一窍不通，这就是我穿得这么普通的原因。
She is a reliable assistant.
她是个可信赖的助手。
It is ten o'clock.Mrs.Sawyer usually stays at home in the morning, but this morning, she is going to the shops.
现在是10点钟。上午，索耶夫人通常是呆在家里的，但今天上午，她正去商店买东西。