a pair of flip-flops的用法和樣例：
例句
- A third even confessed to wearing flip-flops while driving.
三分之一的公開(kāi)承認穿著(zhù)人字拖鞋開(kāi)車(chē)。 - The Fitflops are flip flops made with special technology that is supposed to help you work your thighs, butt, and calves while you walk.
據說(shuō)這雙新型人字拖鞋內含新型的減震器，能夠在你走路的時(shí)候幫助你塑造迷人的大腿，臀部和小腿。
