The frames have three settings - automatic, manual on and manual off - allowing the wearer to remain fully in control.

镜框有三个按键设置——自动，手动开和手动关——让佩戴者可以完全控制。

youdao

Generally, you're better off using sysopen instead of open in perl (the manual pages perlopentut and perlfunc contain more information).

通常，在perl中您最好使用sysopen而不是open (perlopentut和perlfunc的手册页中包含了更多信息)。

youdao

If you start a manual test, then walk off to talk to someone or to finish another task, you're not being mindful of any unexpected results or timing problems that test uncovers.

如果您开始人工测试，然后离开去和某人谈话，或者完成另一项任务，那么您不会注意到测试揭示的任何出乎意料的结果或定时问题。

youdao

Many employers remain prejudiced against older workers, and not always without reason: performance in manual jobs does drop off in middle age, and older people are often slower on the uptake and less comfortable with new technology.

ECONOMIST: Ageing in the rich world

He was way off the manual path.

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And, well, we can't express our disappointment enough here -- not only does a mode dial simplify the process of selecting your primary shooting preference, it also serves to provide confirmation of your current pick, letting you know that you're in manual before you fire off a half dozen now-useless frames.

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