×
Log in
Upload File
Most Popular
Study
Business
Design
Technology
Travel
Explore all categories
Report copyright -
欧洲在高科技及其产业方面落后于美国,并不是由于欧洲的科技水平低下,而是由于欧洲在风险投资方面落后于美国 10 年。 —— 玛格丽特
Please pass captcha verification before submit form
Select
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Send