https://online2.tingclass.net/lesson/shi0529/0009/9907/300.mp3
https://image.tingclass.net/statics/js/2012
講解文本：
rigid 嚴(yán)格的，死板的，固執(zhí)的
My father is very rigid in his thinking.
我父親的思想非常死板。
You will not lose weight if you can't stick to this rigid eating program.
如果你無法堅持這個嚴(yán)格的飲食計劃，你瘦不下來的。
瘋狂練習(xí)吧!
