Free can also be used to kill off competition and create a barrier to entry .
免费还可能扼杀竞争并制造进入门槛。
Steve ballmer laughed off the iphone which eventually helped kill off windows mobile - and it 's now bigger than all of microsoft 's businesses combined .
Free trade and outsourcing helped kill off the manufacturing plants .
自由贸易和外购更是将制造业工厂推向死亡的深渊。
My greatest fear is that after all these years largely as nonparticipants in the american dream our inclusion will ultimately kill off tribal languages traditions and our knowledge .
The clincher was when she treated some mice with an antibiotic to kill off their gut bacteria .
令人费解的是当她使用抗生素处理一些老鼠时会杀死它们的肠道细菌。
Ed balls the shadow chancellor cites the feeble growth numbers as vindication of his prediction that rapid spending cuts would kill off the recovery inherited by mr osborne .