“便装”的拼音为：biàn zhuāng...

怀亚特衣着入时，从未有人见过他穿便装。A sharp dresser, Wyatt is never seen in casual clothes.他们或许是着便装的士兵。They might have been soldiers in civvies.他有意穿便装参加聚会.He deliberately dressed down for the party....

“便装”的英语可以翻译为：plain clothes，playsuit，nightgown，dishabille，slack suit ...