The two biggest drawbacks to KVM are that it requires newer virtualization-capable processors and a user-space QEMU process to provide I/O virtualization.

KVM 两个最大的缺点是需要较新的能够支持虚拟化的处理器，以及一个用户空间的 QEMU 进程来提供 I/O 虚拟化。

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The Space Shuttle Challenger was destroyed 73 seconds after takeoff due on January 28, 1986 due to a faulty O-ring.

1986年1月28号，挑战者号航空航天飞机因为一个圆形截面环的错误导致在起飞73秒之后爆炸。

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A high ceiling and wall of Windows gives o 'neill's small space a light, airy feel.

这个房间里高的天花板以及有很多窗子的墙体都让奥奈尔的小空间光线充足，也更通风。

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The first try came when the Samoan fly-half exhibited his vision by floating a 30-yard pass into space for Connor O'Shea to latch onto.

BBC: London Irish 16-17 Harlequins

Little reduced Fiji's deficit to seven points with a penalty but O'Driscoll gave his side some breathing space with a 49th-minute try, his 38th in an Ireland shirt.

BBC: Ireland 41-6 Fiji

Nonetheless, Mr O'Keefe and Mr Koptev have given the green light to a programme to build a US-Russian space probe for the exploration of Mars.

BBC: Mars rover (Nasa)