China has exercised imperial sway over cambodia for centuries .

中国对柬埔寨的影响力可追溯到数世纪前。

Could insects provide food security for the coming centuries ?

昆虫是否能确保未来几百年的人类粮食安全呢？

Economists have quarrelled for centuries about the true definition of wealth .

数百年来，经济学家一直在为财富的确切定义争论不休。

And over the centuries venice 's glass industry experienced changing fortunes .

数个世纪以来，威尼斯的玻璃吹制行业历经沧桑。

For centuries the ancients believed the earth was flat .

古人认为地球是扁平的，那样过了几个世纪。