flip-flop

剑桥词典

flip-flop noun (SHOE)

[ 可数名词：有复数形式的名词 通常作为复数使用的名词 ] (US and Australian English thong)
a type of open shoe , often made of rubber , with a V-shaped strap that goes between the big toe and the toe next to it
人字拖鞋

flip-flop noun (CHANGE)

US informal
an occasion when someone completely changes a plan
彻底改变计划 返回 flip-flop