Rfu
放射免疫聚焦装置（radiommunofocus unit）
🗣️ 情景例句
They had some ideas about getting the place fixed up.
他们对于怎么样修复这个地方有些构想。
When I slept, he was out.
当我睡了时候，他外出了。
I'm impressed by your approach to business.
你们经营业务的方法给我留下了很深的印象。