1·After surgery, the heart will be a little weaker than it was before, and, therefore, the body may start to hold onto fluid, causing swelling and puffiness.
在手术后，心脏比以前会有一点虚弱，并且，因此，机体可能开始保持液体，引起水肿和虚胖。
3·Weight loss, making her look gaunt and stringy, alternated with periods of puffiness and overweight.
体重降低，使她面容憔悴，形同麻杆，间或也夹杂著阵阵虚胖和超重。