Acoustical attenuation constant
[电] 声能衰减常数
🧩 词语组成解析
a. 听觉的, 声学的
attenuation
[əˌtenjʊ'eɪʃn]
n. 变薄;弄细;稀薄化;减少;
🗣️ 情景例句
That's beautiful!
太完美了，真棒！
Ahh, shucks!
哈哈，没关系。
Oh, dear! said Miss Yang. Are you sure you've lost it?
“哎呀！”杨小姐说，“你肯定你弄丢了？”