mashed potato
noun🔊/ˌmæʃt pəˈteɪtəʊ/
🔊/ˌmæʃt pəˈteɪtəʊ/
(also mash)
[uncountable] (both especially British English) (also mashed potatoes [plural] British and North American English)
potatoes that have been boiled and made into a soft mass, often mixed with butter and milk 土豆泥，马铃薯泥（常调入黄油和牛奶）