Ultrasonic densitometer
[电] 超声密度计
🧩 词语组成解析
n. 光密度计\\n[计] 密度计
🗣️ 情景例句
You've got lots of time to improve your English.
你已经花了好多时间去提高你的英语水平。
I must be off soon.
我很快就得走了。
We'll see his boat and then we'll say goodbye to him.
我们将参观他的船，然后和他告别。