With its fertility artificially suppressed by the one-child policy, it is ageing at an unprecedented rate.
由于其生育率被独生子女政策人为地压低，它的老化速度也是史无前例的。
2
The low fertility rate in many of that continent's more developed countries means their populations are ageing and shrinking.
欧洲大陆的许多发达国家出现了过低的生育率，而这意味着这些国家的人口正在面临老龄化与减少。
3
If ageing is not the result of chemical catastrophe but driven by changes in regulatory genes, it could, in theory at any rate, be slowed down or stopped.