数字1到20的标准读音，建议收藏one，two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, 13, 14, 15, 16, 17, 18, 19, 20. 你学会了吗？学会了，给老师一颗小心心吧。在学...

数字1到20的标准读音，建议收藏，one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twent...