pent-up

动词 pen-up:

1. confine in a fold, like sheep
   同义词：pen up, fold

形容词 pent-up:

1. characterized by or showing the suppression of impulses or emotions
   同义词：repressed

pent-up

adj.（形容词）
Not given expression; repressed:
不表现出来的；压抑的：
例句：
pent-up emotions.
压抑的感情