potato的复数形式是加es，不加s。因为potato是以“o”结尾的英文单词，因此变复数要加“es”。potato作为名词，是可数名词，中文含义有“马铃薯”、“土豆”、“洋芋”。
potato的中文含义及双语例句
potato作为名词，是可数名词，意为马铃薯;土豆;洋芋，复数形式为potatoes。例句有：
1、Will you peel the potatoes for me?
你给我削土豆皮好不好？
2、Now experts are extolling the virtues of the humble potato
现在专家们都在赞美其貌不扬的马铃薯的种种好处。
3、This bit of burnt potato is no more than on Appraisal for a meal.
这点烧焦了的马铃薯就勉强算一顿饭吧！
4、The cooking time needed depends on the size of the potato
所需的烹饪时间取决于土豆的大小。
5、Work in the potato and milk until the mixture comes together
把土豆和牛奶掺进去，直到混合物融合在一起为止。
6、Put both vegetables into a bowl and crush with a potato masher.
把这两样蔬菜都放进一个碗里，然后用捣土豆器把它们捣碎。
7、Left-handers have trouble using can-openers, scissors, and potato peelers.
左撇子在使用开罐刀、剪刀和土豆削皮器时会有困难。
8、After a few years' planting, the quality of the potato crop deteriorates.
土豆种了几年之后就会退化。
9、In fact it was a potato pancake, and it fell on the stovetop, not on the floor.
事实上，那是一个土豆饼，且它是掉落在灶台上，而不是地上。
10、There is a glass of water, three beans, a cold boiled potato and a small piece of burned meat.
有一杯水,三个豆子,一个冷的煮土豆和一小块烧焦的肉。
