Area density
[电] 面密度
🏥 医学释义
表面密度
🧩 词语组成解析
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
I remember.
我想起来了。
Do you often do work during the holidays?
你常常在假日期间做工作吗？
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。