empires
An empire is a number of individual nations that are all controlled by the government or ruler of one particular country.
the Roman Empire.
罗马帝国。
The empire collapsed in 1918.
该帝国在1918年崩溃了。
The French empire had expanded largely through military conquest.
法兰西帝国主要是通过武力征服来扩张的。
You can refer to a group of companies controlled by one person as an empire.
the global Murdoch media empire.
默多克环球媒体帝国。