The liner is making a round-the-world cruise.客轮正在做环球航行。Sometimes I feel like packing it all in and going off on a round-the-world trip.有时候我很想把工作辞了,去周游世界。Two lucky employees won a round-the-world trip.两名幸运的雇员赢得了一次环游世界的机会。We've put a deposit on a round-the-world tour.我们已支付了环球旅行的订金。