https://online2.tingclass.net/lesson/shi0529/0008/8124/367.mp3
https://image.tingclass.net/statics/js/2012
[00:02]constitution 構(gòu)成,構(gòu)造
[00:16]contradiction 矛盾,不一致
[00:32]excavation 挖掘,發(fā)掘
[00:46]expansion 擴(kuò)張,膨脹
[01:00]extension 延長,擴(kuò)大
[01:12]implication 含義,暗示
[01:27]infection 傳染,傳染病
[01:41]inflation 通貨膨脹
[01:53]crisp 脆;易碎的
[02:04]