Boundary reflection
[计] 边界反射
🧩 词语组成解析
🗣️ 情景例句
She wears too much make-up.
她妆化得很浓。
You can receive our program at short wave 37.5 MH.
你可在短波37.5赫兹上收到我们的节目。
Sally did not answer, but looked at her curiously.
萨莉没回答，却好奇地看着她。