Cavity radiation
[电] 空腔幅射
🧩 词语组成解析
🗣️ 情景例句
That's understandable.
那是可以理解的。
She is supposed to be one of the best singers.
大家认为她是最有名气的歌星。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。