Vco
abbr. variable crystal oscillator 可调晶体振荡器; voltage-controlled oscillator 电压控制的振荡器
🗣️ 情景例句
Today is the twelfth. Why?
今天是十二号。怎么？
May I take your message?
你需要留言吗？
Beware of methylated alcohol, which is very poisonous,
要提防甲基化酒精，那是剧毒的，