medicine，和vaccine可不可数？复数形式是什么？

Question

如题所述

Answer 1

都是不可数的，没有复数，谓语动词用take/have

Answer 2

More than 3000 products are listed in our database, including both branded and generic medicines.

Many farmers, especially in the affected area of Liaoning Province’s Heishan County, purchased thousands of vaccines that failed to protect their chickens.

都是新闻里de本回答被提问者采纳

Answer 3

medicin and vaccine are not countable.

Answer 4

是不可数名词，摆脱，你几年级啊

参考资料：英语书