Acoustic stiffness
[电] 声劲
🧩 词语组成解析
acoustic
[ə'ku:stik]
adj. 听觉的;声学的;原声的;音响的;
🗣️ 情景例句
Yes. Here they are.
带来了， 在这里 。
I went to visit an uncle of mine in San Francisco.
我去旧金山看望一个叔叔。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，