You have to understand. 你得理解我

412. I just wanted to remind you
     我只是想提醒你
413. that tonight's our monthly family dinner.
     今天是每月一次的家庭聚餐
414. You know, you haven't been to any of our family functions.
     你从来没参加过任何家庭活动
415. You have to understand.
     你得理解我
416. I'm a surgical intern, so my time isn't my own.
     我是外科实习医生 没有自己的时间
417. Our residents really respond to these events.
     老人们都很期待这种聚会
418. They always enjoy themselves, which is so rare.
     他们很难得这么开心

来自《实习医生格蕾 第一季 第九集 Grey's Anatomy S01E09》第 415 行