因为十几的英语单词是单独的,不像二十几三十几的英语单词是组合起来的
10-ten 11-elven 12-twelve 13-thirteen 14-fourteen 15-fifteen 16-sixteen 17-seventeen 18-eighteen 19-nineteen
而 20-twenty,21-twenty-one,22-twenty-two 32-thirty-two
因为十几的英语单词是单独的,不像二十几三十几的英语单词是组合起来的
10-ten 11-elven 12-twelve 13-thirteen 14-fourteen 15-fifteen 16-sixteen 17-seventeen 18-eighteen 19-nineteen
而 20-twenty,21-twenty-one,22-twenty-two 32-thirty-two