Wbns
abbr. water boiler neutron source 沸腾式反应堆中子源
🗣️ 情景例句
How long does it take you to get through a letter?
你写一封信要花多少时间？
How nice. Where were you exactly?
太好了，那你究竟去哪儿啦？
No, they're still working on it.Let's go into the garage and have a look at it.
没有，他们还在修呢。我们到车库去看一下吧。