—— 请按键盘 空白键 开始游戏 ——

Fashion is a form of imitation and so of social equalization, but, paradoxically, in changing incessantly, it differentiates one time from another and one social stratum from another.
CRISPR提醒我们,大自然是最伟大的创新者。
Success in dairy farming comes from balancing tradition with modern science.