https://online2.tingclass.net/lesson/shi0529/0009/9907/90.mp3
https://image.tingclass.net/statics/js/2012
講解文本：
mean 刻薄的，討厭的，難相處的，吝嗇的
Don't be so mean to your little brother.
別對弟弟這么刻薄。
Her husband is very mean about money.
她的丈夫在金錢上很吝嗇。
Why are you so mean? What did I do!
你干嘛這么兇?我做錯什么了?!
瘋狂練習吧!
