???:??????
??:??????????????
?????????????????????
??????????????:??????
???????????300??????(?)
??:???????9????7???????
??2?????????0.4%
GIF-??????????????????
???????????????????
??-????????????1-0?????
?????????????:???????
??:“????”??????????
????3????????:???????
2017????????????10?????
???????“????”?IPO????
????????!???????????
???????????????????
???????????300??????(?)
???????????300??????(?)
??-??????????????1-0??
??????????????????????????
????????????????????
??????????????4?????2??
???????????????????
???????????????????(?)
Airbnb????????:???????