五年级-下册-6

练习内容

[{"word":"find","pronun":"[faɪnd]","translation":"发现；找到","audio":"word_find_ea170e2c_entry.mp3"},{"word":"first","pronun":"[fɜːrst]","translation":"第一；首先","audio":"word_first_8b04d5e3_entry.mp3"},{"wo