Tetrode
n. 四极管
🗣️ 情景例句
(looking at his calendar) Oh, next Friday is May 4th.
（正在看着日历）哦，下周五是五月四号了。
Who is the auther of this essay?
谁是这论文的作者？
Yes, thank you. I've had a wonderful time.
是的，谢谢你。我过得愉快极了。