发胀

例句：

1. 1. The balloon has started to swell with air.
   气球开始因充入空气而膨胀。
2. 2. The stomach felt bloated after eating too much.
   吃太多后，胃感到膨胀。
3. 3. The tree is bulging with fruit.
   这棵树上满是果实。