第三，我后来才发现，他从十几岁就换上了关节炎，当他在桌子边上坐了一天之后，他需要和我们在家里玩去赶走关节的僵硬。

Third, as I found out later, he had arthritis since he was a teenager, and after sitting at a desk all day he needed to rough-house with us to get the stiffness out of his joints.

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我依旧与世隔绝，部分是因为脊髓灰质炎，它迫使我一周五六天都呆在铁肺里，部分也因为我个性。

I continue to be isolated, partly because of my polio, which forces me to spend five or six days a week in an iron lung, and partly because of my personality.

youdao

症状持续90天，往往列为急性支气管炎，症状持续更长几个月或几年，列为慢性支气管炎。

Symptoms lasting up to 90 days are usually classified as acute bronchitis; symptoms lasting longer, sometimes for months or years, are usually classified as chronic bronchitis.

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