Wife-swapping
换妻（数对夫妻聚集交换性伴侣的活动）
🧩 词语组成解析
wife
[waɪf]
n. 妻子，太太;夫人，老婆;已婚妇女;
[计] 交换, 调动, 转储
🗣️ 情景例句
It was dumb of you to say that.
你说那种话真的是太愚蠢了。
One false move may lose the game.
一著不慎，满盘皆输。
When the instrument is situated at more than 700 miles from the earthquake centre,
如果把这种仪器安装在距震源700多英里远的地方，