Dicartron
具有螺旋谐振腔的超高频振荡器
🗣️ 情景例句
Help yourself, please.
请随便。
Oh, it's a shame that you have to leave.
哦，真遗憾，你非走不可呀。
It went direct from my local station and the journey lasted mere hour and seventeen minutes.
这是趟直达车，旅途总共才需1小时17分钟。