它们把有害的空气挡在外面。
这些洞让空气进来，把虫子挡在外面。
它们把木块或石块挡在外面。
理论上行星星尘可以把紫外线挡在外面，可在这些年轻行星的形成过程中，星尘是挤成一团的。
In theory, planetary dust could block out UV rays, but the dust was bound up in the creation of those young planets.
大卫杜克纪念图书馆，他们可以把你挡在外面。
想努力把黑暗挡在外面。
Cambridge的人养成了安静的生活方式，都呆在家里，把噪音挡在外面。
The people of Cambridge have built quiet lives for themselves here, in homes that keep out the sound.
这些岗哨或许能暂时把传染挡在外面但在一个即将被比特媒体覆盖的世界中这一切都将失去作用。
These may keep out the contagion for a small time but they will not work in a world that will soon be blanketed in bit-bearing media.
这些岗哨或许能暂时把传染挡在外面，但在一个即将被比特媒体覆盖的世界中，这一切都将失去作用。
These may keep out the contagion for a small time, but they will not work in a world that will soon be blanketed in bit-bearing media.
我可以画一个圈，把自己关在里面，把回忆挡在外面。
I can draw a circle, shut oneself in inside, put back memories out.
我可以画一个圈，把自己关在里面，把回忆挡在外面。
I can draw a circle, put myself in it and keep my memories out.
他告诉我说食堂里面并不拥挤，可为什么把这么多人挡在外面呢？
Maybe the dining hall needed to make sure everyone in dining hall felt comfortable and did not feel crowd.
他们走近后，兰登看到入口被一个巨大的钢铁栅栏堵住了。钢栅栏看去像是中世纪城堡中人用来把强盗挡在外面的防御工具。
As they approached, Langdon saw the entrance was blocked by an enormous steel grate that looked like something used by medieval castles to keep out marauding armies.
好想画一个圈圈，把自己圈在里面，把回忆挡在外面。
Want to draw a circle, put yourself in the memories, circle keep out.
竹帘子、叶窗、帘、篷全都拉拢了，把这耀眼的光芒挡在外面。
Blinds, shutters, curtains, awnings, were all closed and drawn to keep out the stare.
竹帘子、叶窗、帘、篷全都拉拢了，把这耀眼的光芒挡在外面。
Blinds, shutters, curtains, awnings, were all closed and drawn to keep out the stare.
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