六级词汇正序版-9

练习内容

[{"word":"assurance","pronun":"[əˈʃʊrəns]","translation":"n. 保证，担保；（人寿）保险；确信；断言；厚脸皮，无耻","audio":"assurance.mp3"},{"word":"assure","pronun":"[əˈʃʊr]","translation":"vt. 保证；担保；使确信；弄清楚","audio":"assure.m