??2???????????16?? ??,?????????????????16?????????,??????????????????“??????”,?????????

?,?????????????????,????????????????

????,???“??????”,???,??????????

????????????????????:???? “??????????”_????

?? ????????“????”,?????????

????:1???????????:???????????

2???????

3???one???

4????????

5??????

??2???????????16?? ??,?????????????????16?????????,??????????????????“??????”,?????????

?,?????????????????,????????????????

????,???“??????”,???,??????????

????????????????????:????