R-c
abbr. resistance-capacitance 电阻-电容; resistor-capacitor 电阻-电容
🗣️ 情景例句
I'm so glad you found the bag and took the time and trouble to return it.
我很高兴你发现了旅行袋而且不怕麻烦花时间将它送来。
No. I've been in California for the past month.
没有，我刚到加利福尼亚去了一个月。
How would you go to Beijing, by air or by train?
你怎样去北京，是乘飞机还是坐火车？