Jenny,put on your cost (or )you will catch a cold.为什么用or

问题描述:

Jenny,put on your cost (or )you will catch a cold.为什么用or

or是否则的意思,表转折,后面是一个结果
就是说 穿上你的衣服,否则就会感冒
貌似你的cost 应为coat吧
还有问题么