adv.非正式地,不拘礼节地,通俗地
He began informally to handle Ted's tax affairs for him.
他开始非正式地为特德打理税务。
You will have a chance to circulate and chat informally.
你们会有机会四处走动一下,互相聊聊.
Everyone dressed informally in shorts or jeans.
大家都穿得很休闲,不是穿了短裤就是穿了牛仔裤。