And if scientists have yet to create the mechanical version of science fiction, they have begun to come close.

如果科学家们还没有创造出科幻小说的机械版本，他们也已经很接近这个目标了。

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From that research came the super battle droid, a bulkier, stronger, and more advanced version of the standard mechanical soldier.

其研究成果就是超级战斗机器人——标准机器人士兵更高、更强、更先进的版本。

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Mechanical concept is based on a double ball bearing design, and is available as a solid-shaft or hollow-shaft version in common shaft diameters.

机械概念是基于双滚珠轴承设计，并作为固体轴或空心轴直径共同轴版本。

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Aquabot was easy to take in and out of the pool, and the dog, which is prone to barking at the human cleaner, treated the mechanical version with blessed indifference.

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Quartz movements offer no-nonsense precision without the fuss of setting and winding, though we look forward to a mechanical automatic version in the future.

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That's where Matias's wireless Laptop Pro keyboard for Mac comes in. (The company makes a wired version for PC, too.) Its switch technology confers the tactile response of a traditional mechanical keyboard, but sounds no louder than the office standard issue.

WSJ: Keys That Really Click