Chapter.25

练习内容

[{"word":"discovery","pronun":"[d\u026a\u02c8sk\u028cv\u0259ri]","translation":"\u53d1\u73b0\uff1b\u53d1\u89c9"},{"word":"officer","pronun":"[\u02c8\u0252f\u026as\u0259]","translation":"n.\u519b\u5b98