Sound-absorption coeffecient
[电] 吸音系数
🧩 词语组成解析
sound
[saʊnd]
n. 声音，声响;音调，声调;声波;嘈杂声;
vi. 响，发声;听起来，好像;回响;[音乐]乐器等被奏响;
vt. 使出声，使发声;清楚地发出;宣布，发表;颂扬;
adj. 健全的;合理的;完好的，无损的;明智的;
adv. 彻底地，充分地;
🗣️ 情景例句
And this is my sister Susan and her husband Harry Bennett
这是我妹妹Susan和她丈夫Harry Bennett
Last year I studied sociology and political science in school.
去年，我在学校攻读了社会学和政治学课程。
It's up to you.
由你决定。