Optical phonon
[电] 光热子
🧩 词语组成解析
n. 声子\\n[计] 声子
🗣️ 情景例句
What would you like to be doing two years from now?
两年后你希望自己在做什么？
Please ask John to turn on the lights.
请要求约翰打开灯。
'It's a waste of time.
“这是浪费时间。