八十四的英语

不对固定用法 at the age of ..在……年龄/岁即 She is at the age of 84.相当于 She is 84 years old.

这种表达是不对的英语里表达一个人的年龄，这样表达:She eighty four years old.She is a eighty four-year-old woman.

48+36=84 用英语表达：fourty eight equal plus thirty six equal eighty four.英语加减乘除的加，一般用plus,而不用add