other woman
noun/ˌʌðə ˈwʊmən/
/ˌʌðər ˈwʊmən/
[usually singular]- a woman with whom somebody is having a sexual relationship, although they already have a wife or partner
与某人发生性关系的女性，尽管她们已经有妻子或伴侣 - Jean Menkes plays the president's wife and Fiona Handley plays the other woman.
琼・门克斯饰演总统夫人，而菲奥娜・汉德利扮演总统的情妇。 - She was the ‘other woman’ in this family drama.
她就是这场家庭闹剧中的第三者。
- Jean Menkes plays the president's wife and Fiona Handley plays the other woman.