Acoustical reflectivity
[电] 声能反射率
🧩 词语组成解析
a. 听觉的, 声学的
n. 反射率\\n[化] 反射率
🗣️ 情景例句
May I help you, sir?
需要我帮忙吗，先生？
Can I bring this on the plane?
这件我可以带上飞机吗？
When everyone had taken his/her place, the lawyer spoke as follows.
当大家都入座以后，律师作了如下的发言