Laff
abbr. launcher air filtration facility 发射器空气过滤设备
🗣️ 情景例句
We prefer to have payment in US dollars. It may be difficult for us to do so.
我们用美元付款。用人民币支付可能有些困难。
I went to visit an uncle of mine in San Francisco.
我去旧金山看望一个叔叔。
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。