Chapter.21

练习内容

[{"word":"modify","pronun":"'m\u0254difai","translation":" vt.\u66f4\u6539 \u4fee\u6539 \u4fee\u9970 \u8c03\u6b63 \u7f13\u548c vi.\u4fee\u6539"},{"word":"canon","pronun":"'k\u00e6n\u0259n","translatio