The most important feature on any phone is one rarely mentioned in a spec list: the operating system.

任何一部手机最重要的特征是规格清单中极少提及的“操作系统”。

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This isn't a wonderful design feature, although it has been allowed by the ATA spec up until recently.

虽然直到最近AT A规范还允许这种做法，但这并不是一种完美的设计特性。

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The JSR-107 spec has a mandatory feature set and two optional features: annotations and JTA.

JSR - 107规范有一个强制的功能集和两个可选功能：注解和JTA。

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While the former 5D could theoretically handle ISO 25, 600 captures as well, its native range topped out at 6400 -- venturing beyond that territory meant taking a hit on image quality, making it a seldom-used feature that benefited the camera's spec sheet far more than our low-light snap collection.

ENGADGET: Canon EOS 5D Mark III field review Hands-on