RNA干扰是一个迷人的过程，它为理解基因调控开辟了新的途径，并具有潜在的治疗应用。
"RNA interference is a fascinating process that has opened up new avenues for understanding gene regulation and has potential therapeutic applications."
煤炭企业要增强社会责任感，实现经济效益与社会效益的统一。
Every story is a kind of ghost, haunting the present.
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
When you light a candle, you also cast a shadow.
Three things are necessary for the salvation of man: to know what he ought to believe； to know what he ought to desire； and to know what he ought to do.
故事永远不会结束，它只是在等待下一个讲述者。