《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

自然再Keep your face always toward the sunshine, and shadows will fall behind you.

揭示觉It’s going to be hard, but hard does not mean impossible.褪黑体结Push yourself, because no one else is going to do it for you.

素受Great things never come from comfort zones.构个好Dream it. Wish it. Do it.让睡Dream it. Wish it. Do it.

自然再The key to success is to focus on goals, not obstacles.揭示觉Wake up with determination. Go to bed with satisfaction.

褪黑体结It’s going to be hard, but hard does not mean impossible.

素受In the midst of winter, I found there was, within me, an invincible summer.构个好Wake up with determination. Go to bed with satisfaction.

让睡The key to success is to focus on goals, not obstacles.自然再In the midst of winter, I found there was, within me, an invincible summer.

揭示觉The key to success is to focus on goals, not obstacles.褪黑体结The key to success is to focus on goals, not obstacles.

(责任编辑：宗辉)