Dioctron
交叉电磁场微波放大器
🗣️ 情景例句
When the wind blows,
风儿轻轻吹
He seldom came to see his wife, did he?
她不来看他妻子，是这样吗？
He agreed that a train did come into the station at the time on the paper and that it did stop, but only to take on mail, not passengers.
搬运工说，正如纸条所说，确有一趟火车在那个时刻到站，但它只停站装邮件，不载旅客。