Rctl
[计] 电阻电容晶体管逻辑电路
🗣️ 情景例句
... and I do need some advice on a difficult problem.
……我的确有一个难题要请教你。
Please call me before you come.
你来之前请打电话。
Yes, please. This is Bill here. Is that Mrs Read?
是的，劳驾了。我是比尔。你是里德夫人吗？