We can offer you a price of 8 pounds per item, from 20 days, after which the price will be subject to an increase of 5%.
我们给您报价每件8英镑,有效期20天,过期价格增加5%。
But the competition of man against man is not the simple process envisioned in biology.
但是,人与人的竞争并不像生物学中想像的那样是一个简单过程。