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
Don't park your car in a dark street.
不要把车停在黑暗的街道上。
The doctor said it's just a mild cold, There's nothing to worry about.
医生说只是有点凉，不需要担心。
the king himself set out to penetrate the camp of Guthrum, the commander of the Danish invaders.
他亲自潜入丹麦入侵司令官古瑟罗姆的营地。