问题描述:
The American Cancer Society says blood pressure returns to normal twenty minutes after the last cigarette.The chance of heart attack decreases after one day.After one year,the risk of heart disease for a non-smoker is half that of a smoker.
请说说heart attack 和 heart disease的区别
请说说heart attack 和 heart disease的区别
问题解答:
我来补答展开全文阅读