经济学人下载:商业模式:投资者目光转向技术行业

例句:At its heart, the tech industry is about the new.

科技行业的核心就是创新。 

2.sign up 签约；注册登记

例句:Can I sign up for this course in advance?

我能事先申请上这一课程吗？

3.for the first time 第一次

例句:For the first time in my career, I was failing.

我职业生涯中第一次经历失败。

4.share price 股价

例句:That's the primary reason the company's share price has held up so well.

这是公司股票价格一直居高不下的主要原因。