As an ancient country, China's history stretchesover five thousand years.
中国是一个古老的国家,其历史延续了五千年。
2
It's been shaped by constraints over vast stretches of time, all of which comes down to the fact that the best foraging strategy for beavers isn't the one that yields the most food or wood.
它是由长时间的约束形成的,都指向一个事实,就是对海狸来说最好的觅食策略不是产出最多食物或木材。
3
Japan stretchesover 1,500 miles and includes more than 5,000 islands.