Acoustical material
[电] 吸音材料
🧩 词语组成解析
a. 听觉的, 声学的
material
[mə'tɪrɪəl]
n. 材料，原料;素材;布，织物;适当人选;
adj. 物质的;肉体的;重要的，决定性的;辩证的，推论的;
🗣️ 情景例句
It's no use crying over spilt milk. What's done cannot be undone.
覆水难收。
Why are you standing behind the door?
你为什么站在门后？
Recent developments in astronomy have made it possible to detect planets in our won Milky Way and in other galaxies.
天文学方面最新发展使得我们能够在银河系和其他星系发现行星。