fat胖的
thin瘦的
quiet/gentle 文静的
sociable 好交际的；友善的(类似于外向的)
She looks thinner than before.
她看上去比过去瘦了.
She looks younger than she is.
她看起来比她实际岁数显得要年轻.
He runs a lot faster than I.
他跑得比我快多了.