play at

柯林斯詞典

1. PHRASAL VERB If you say that someone is playing at something, you disapprove of the fact that they are doing it casually and not very seriously. 把…當兒戲[no passive] [表不滿]
We were still playing at war – dropping leaflets instead of bombs. 我們仍然在把戰(zhàn)爭當兒戲–在空投傳單而不是在投炸彈。
2. PHRASAL VERB If someone, especially a child, plays at being someone or doing something, they pretend to be that person or do that thing as a game. 扮…玩[no passive]
Ed played at being a pirate. 埃德假扮海盜。
3. PHRASAL VERB If you do not know what someone is playing at, you do not understand what they are doing or what they are trying to achieve. 搞 (什么)[非正式]
She began to wonder what he was playing at. 她開始納悶他在搞什么。