Optical phonon
[电] 光热子
🧩 词语组成解析
n. 声子\\n[计] 声子
🗣️ 情景例句
Can you tell me what time you close?
您能告诉我关门的时间吗？
To be virtuous is to do good.
行善是美德。
Yes.He must remain in bed for another two days.
是的，他还必须卧床两天。