Their arms have to be ready to fall off. 胳膊都要断掉了

574. Excuse me. how is it?
     问一下 情况如何
575. Long and slow. I don't envy those two.
     漫长而痛苦 我才不羡慕他们俩呢
576. They've been holding that thing for eight hours.
     他们托着那东西已经有8小时了
577. Their arms have to be ready to fall off.
     胳膊都要断掉了
578. Look at the size of this artery.
     看看这条动脉
579. My god.
     我的天啊
580. It's as thick as a thumb.
     简直和拇指一样粗

来自《实习医生格蕾 第一季 第六集 Grey's Anatomy S01E06》第 577 行