Federations
n. 联邦( federation的复数形式 ); 同盟; 联盟; 联合会
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
Easy come, easy go.
来的容易，去的快。
Every day he does the same thing. Why doesn't he use the lift for the last three floors?
每天他都这样度过。为什么上最后3层楼他不用电梯呢？