By smashing protons into one another in head-on collisions, physicists intend to recreate conditions that occurred a fraction of a second after the universe was created in the Big Bang.
通过正面相互对撞将原子粉碎，物理学家意图重现大爆炸后宇宙形成那一刹那的情形。
The vapor mass fraction at the outlet of the elevating tube increases with the decrease of the driving liquid head.
提升管出口处的气体质量分数随着试件浸没深度的增大而减小。
As more Chinese head abroad, Chinese delivery companies have sprung up that offer international delivery at a fraction of the price of companies like UPS and DHL.
在更多的中国人涌向海外时，中国的快递公司也在以ups或DHL几分之一的价格提供国际快递服务。
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