英语语法分析

Multivitamins are no substitute for exercise and a balanced diet, of course.

当然，多种维生素并不能代替锻炼和均衡饮食。

Most people need at least 1,000 IU daily—more than you get from foods and most multivitamins.

大部分人每天所需维生素至少为1000个国际单位——比你从食物和大多数维生素剂所得到的要多。

For years, doctors advised their patients that the only thing taking multivitamins does is to give them expensive urine.

多年来，医生建议他们的病人服用复合维生素的唯一后果就是给他们带来昂贵的尿液。