五年级-下册-9

练习内容

[{"word":"stamp","pronun":"[stæmp]","translation":"邮票","audio":"word_stamp_96b8c78d_entry.mp3"},{"word":"stand up","pronun":"[ˈstænd ʌp]","translation":"站立；起立","audio":"word_stand up_c83334b1_entry.mp