pos·er
noun/ˈpəʊzə(r)/
/ˈpəʊzər/
- (informal) a difficult question or problem
难题；困难；棘手的事 - (also poseur)(disapproving) a person who behaves or dresses in a way that is intended to impress other people and is not sincere
装腔作势的人；装模作样的人 - He’s such a poser on the dance floor.
他在舞池里真是个装腔作势的人。
- He’s such a poser on the dance floor.