即使在经济条件允许的情况下，人们能够65岁就退休，但超过30年不开发利用自己的潜能对于认知和情感的活跃是有害的。
Even if people can economically support a retirement at 65, over thirty years of potential inactivity is harmful to cognitive and emotional vitality.
如果条件允许的情况下，可以超过几百个高层建筑。
If conditions permit, it can be more than several hundred high-rise construction.
对于易于出现热贯通的含水层，在条件允许的情况下应采用小抽水温差和大抽水流量。
To the aquifer prone to heat transfixion, smaller temperature difference of pumping and recharging and larger pumping flow should be adopted under the permission conditions.
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