Selective emission
[电] 选择性发射
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
🗣️ 情景例句
You really must have your wits about your when dealing with such people.
跟这类人打交道，你必须格外警觉。
While there is life, there is hope.
留着青山在，不怕没柴烧。
'Mr.Harmsworth,' I said in a weak voice.
“哈姆斯沃斯先生，”我无力地说。