A team of physicists in the us has created an infrared laser beam at a point in mid air, by focusing a UV laser onto a tiny volume of oxygen molecules.

美国的一个物理学家团队通过将一束紫外激光聚焦于一小块氧分子中，发明了一种聚焦于半空中一点的红外激光束。

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The narrative risks becoming overly sweet at this point, as the managers of all teams pat each other on the back and beam with gratitude for a well-run project.

所有团队的经理对一个运行良好的项目表示满意，这个风险叙述听起来有些过份动听。

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Rotor blade connection according to claim 1 wherein each intermediate layer of the individual dampers is fixed to the support beam structure by a single fastening point.

转子叶片方面，根据权利要求1，其中每一个中间层的个别阻尼器是固定的支持梁结构，由一个单一的紧固点。

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Instead, Cooper argued that mobile networks should be using access point base stations, or femtocells: broadband-connected local cell stations that beam cell signals over focused areas inside of buildings.

FORBES: Wireless