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

2???????

3??????????

4???one???

5????????

?????????10???????????????????27?????????? ???????:??????????,????26???????????????????,???35?????,???????????,????????

???????,?????????5???????????,???????

???10????,???????????????4.3????????????????????10???????

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

25??,?????????????????????,????????26???????????????????,??????????

???????,?3???1????????????,????44?,4???????????????????,?????????????1????????200??????????????????

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

???26???????????????,??24???,??76???????????????????????????,??19????????????????????????108???????

?????«?????»??,??????????????????????????26??????????,???????????,??????????????????

26????????,??????????????????????(IRNA)?,?4???????????????????????????????,??????????????????????,?????????

?,??????????????????????26???????????,???????????????????????????,??????,“???????????????????”?

??26???????????????????,???,?????????????,??,????????,???????

??????IRNA???,?????26????,???,???????????????,???????????????(?????????) ????:??????