It is the perfect shape for producing a brilliant, expressive and infinitely variable sound in the same frequency range as the human voice.

这种结构是十分完美的，它使得小提琴可以产生美妙的，富有表现力的，以及在人声的频率范围内无限多变的声音。

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Though coordinating eight separate arms might seem a tricky task for an octopus brain, what's really demanding is controlling the arms' flexible, infinitely variable movements.

虽然让八条不同的触手协调动作，对章鱼的大脑而言，似乎是一项很需要技巧的活儿，但真正的困难在于如何控制触手那些柔韧的、变化无穷的动作。

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Hydraulic double drive, 3-stage infinitely variable speeds and good gradeability.

全液压双驱，三档无级变速，爬坡能力强。

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Five-speed automatics and six-speed manuals are common, and there's the new fuel-saving, infinitely variable transmission.

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Program length will be infinitely variable from hours of non-stop viewing to constantly interrupted sound bites, no longer proscribed by 30 minute increments.

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However, some products are built to be infinitely variable.

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