Acoustical meter
[电] 测声计
🧩 词语组成解析
a. 听觉的, 声学的
🗣️ 情景例句
He was a dull man and you had to explain things very slowly to him.
他脑筋迟钝，你必须慢慢地给他解释事情。
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
Did you hear about the new project?
你知道那个新项目吗？