The LCROSS mission –which sent a piece of a spacecraft crashing into the moon in October of 2009 –found direct evidence of water in a crater at the moon’s south pole.

2009年十月，LCROSS执行了撞月任务。 科学家经过分析，在月球南极一座环形山找到了水存在的直接证据。

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The manufacturing method of the polymer lithium ion battery comprises steps of pole piece preparation, polymer coating, nude cell assembling, cell soaking and the like.

聚合物锂离子电池的制造方法，包括极片制备、涂覆聚合物、装配成裸电芯和浸泡电芯等步骤。

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Series 7143 features an extra strength permanent magnet pole-piece and high inductance coil.

系列7143具有一个额外的力量永磁极片，高电感线圈。

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When they got to the chaise longue, Arianda spent a long time playing with the heavy piece of furniture, at first leaning against it like a cat on a scratching pole, then kicking and pushing the cumbersome prop until it was properly angled.

NEWYORKER: The Natural