if a hundred years ago China had been the most powerful nation in the world and they came to the United States in search of coal, and they found it, and, in fact, they found lots of it right here.
例えば100年前に中国が 世界一の大国で 私がその世界に生きてたとします 中国は石炭を求めて アメリカにやってきます そして大量の石炭を見つけます