As he became old, he easily got winded just from walking up stairs.
随着年龄的增长，他爬楼时很容易就会变得喘不过气来。
Another sign is difficulty breathing after minor activity like walking up stairs.
另外一个标志是在少量活动如爬楼梯一后呼吸困难。
Thee pain came on suddenly while walking up the stairs and it was persistent.
当上楼梯时，突然痛了起来，并且持续不止。 。
The pain came on suddenly while walking up the stairs and it was persistent.
当上楼梯时，突然痛了起来，并且持续不止。
Walking or running up the stairs will get your heart rate up.
散散步，爬爬楼梯会让你的心脏加快跳动。
Walking down and up the stairs would beat any exercise machine.
上下楼梯课比什么健身器材都有用。
Walking down and up the stairs would beat any exercise machine.
上下楼梯课比什么健身器材都有用。
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