Acoustic efficiency
[机] 声音效率
🧩 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
It's not the same.
那可不一样。
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
Yes. Then my family moved to France.
是的。然后我们搬到法国。