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 murder occurred last night in this very district.
就在这个区昨晚发生了一起凶杀案。
You should wear a raincoat, It's rainy today.
你应该穿一件雨衣，因为今天下雨。
He looked pale and his clothes were in a frightful state.
他面色苍白，衣服也搞得不成样子。