Unit-area acoustic impedance
[电] 单位面积声阻抗
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
acoustic
[ə'ku:stik]
adj. 听觉的;声学的;原声的;音响的;
impedance
[im'pi:dəns]
n. 阻抗，全电阻;电阻抗;
🗣️ 情景例句
A friend of a friend is good pals with the lead singer.
我一个朋友的朋友跟那个主唱歌手是朋友。
After getting up,I go into the bathroom and take a shower.
在起床以后，我走进洗澡间并冲个澡。
He is swimming across the river.
他正横渡小河。