Forget about resting your iPad on your lap to read, your knees get bumped too much from the constant flow of commuters entering and leaving the train.

别想把你的iPad放在膝盖上读了，持续不断的上下列车的人流让你的膝盖不得安宁。

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The darkness make this very effective. If it does get bumped it emits a cloud of luminescent particles that confuses the predator.

这在黑暗中很有效，如遇撞击可发射大团发光粒子以混淆捕食者。

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Should big countries get bumped off the voting panel as often as tiny countries?

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If they have 40% working at the lower wage by that time, then 15% of them would get bumped up to tier one.

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But travelers who have been using cheap flights as a status strategy, may get bumped down -- or out -- of the game, Winship said.

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