五年级上-7

练习内容

[{"word":"mountain","pronun":"[ˈmaʊntn]","translation":"n. 山；山脉","audio":"word_mountain_ec6d9c89_entry.mp3"},{"word":"hill","pronun":"[hɪl]","translation":"n. 小山；丘陵；斜坡；山冈","audio":"word_hill_debaee4a_