a number of an amount of a quantity of区别
a number of an amount of a quantity of区别
an amount of,a number of和a quantity of之间的用法有何不同
an amount of,a number of,the amount of,the number of的意思与区别?
a number of和an amount of的区别?
a large amount 与of a large quantity of 区别
a quantity of和a number of的区别
a quantity of与the number of的区别
a number of与an amount of的区别及意义
an amount of 和 a large number of 的区别是什么?
请问quantity of,number of,amount of的用法
a number/sum/quantity/deal/amount of哪些接可数,哪些接不可数,哪些都接?
a number of VS a quantity of 懂的请进