他父亲看起来比他的实际年龄要老一些，因为他曾经历过很艰苦的生活。

His father looked older than his age, for he had had a hard life.

youdao

实际上，美国也经历过这样一段时期。

Actually, there is a period like that in the history of the United States, too.

youdao

实际上，美国也经历过这样一段时期。

Actually, there is a period like that in the history of the United States, too.

youdao