Reflection coeffecient
[电] 反射系数
🧩 词语组成解析
🗣️ 情景例句
You forgot to ask me for the change.
你忘了问我要找回零钱。
There is no longer any communication between them.
他们之间好久不说话了。
I' d like to study medicine and become a doctor.
我想学医，当个医生。