puff up
phrasal verbpuff up | puff something up
- to become bigger and rounder or to make something bigger and rounder, especially by filling it with air
膨胀;使膨胀 - Her cheeks puffed up.
她的腮帮子鼓了起来。 - The frog puffed itself up.
这只青蛙胀得鼓鼓的。
- Her cheeks puffed up.