Skip past navigation
On a mobile phone? Check out
m.twitter.com
!
Skip to navigation
Skip to sign in form
Login
Join Twitter!
电梯理论是指后上电梯者先下,相当于“后发优势”。永的认为可应用于创业之初,它应付不了后续复杂状况,比如先上者可以挡在门口。
11:12 PM Aug 31st, 2007
from web
Vanzhou
vanzhou