It is possible—if statistically extremely unlikely—that Steel could be born a "short sleeper" with an unusual body clock, says sleep expert Dr. Sophie Bostock.
尽管从统计学上来说极不可能，但斯蒂尔有可能天生是个“短睡眠者”，拥有一个不寻常的生物钟。
2
I've always been a light sleeper.
我睡觉总是容易醒。
《牛津词典》
3
I'm a very light sleeper and I can hardly get any sleep at all.