Tweener
n. 墙头草; 美国电视剧<Prison Break>（越狱）中的人物Tweener; One who doesn't fall in any category of people (cliques)。; A young White man confused about his culture and ressembles a Black man. He is in between.。 he is a Tweener.
🗣️ 情景例句
I'm sure glad you're here, Grandpa.
您来这里我真高兴， 爷爷。
I'm busy!
我在忙啦！
I don't know.
我不知道。