Chapter.20

练习内容

[{"word":"postcard","pronun":"['pəʊstˌkɑːd]","translation":"明信片","audio":"word_postcard_ae76ff49_entry.mp3"},{"word":"pardon","pronun":"['pɑːdn]","translation":"请再说一遍；抱歉","audio":"word_pardon_7717fdf7