皮革行业必须适应不断变化的消费者需求,否则就有被淘汰的风险。
You have to think for yourself. It always amazes me how high-IQ people mindlessly imitate. I never get good ideas talking to other people.
The ethical questions raised by CRISPR are not obstacles—they are essential conversations.
奖赏不正确,没有鼓励作用;施刑不正确,也起不到惩戒作用。