It is not every couple that is a pair

pair - 英汉词典 ... Every couple is not a pair. 同床异梦，貌合神离。 It is not every couple that is a pair. 成双并非皆配偶。 ...

专四专八词义... ... in a couple of shakes 刹那间 It is not every couple that is a pair 成双未必配对。 decades n. 十年, 十 ...

英语单词查询 ... pr. 覆水难收 It is not every couple that is a pair 成双未必能配对。 It is that [口]是这样, 就是嘛。 ...