二十一分之四用英文怎么说? 正确说法是:four twenty-firsts 其它: 2/5 two fifths2/3 two thirds4/19 four nineteenths3/10 three tenths3/4 three quarters5/26 five twenty-sixths保证正确。【很希望我的回答会对你有帮助。如有不明白,可以再追问,若满意请采纳,谢谢你,并祝你进步!】
four over twenty one