Many devices use electricity even when you are not using the device.

很多设备在不用时仍耗电。

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Six months after they stopped using the device they still ate less and continued to lose weight.

并且，在停止使用该仪器的6个月以后，他们的食量仍在下降，并持续减肥。

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Second, if a client wishes to buy goods, then a salesperson should be able to place an order using the device.

第二，如果一个客户希望买货，那么销售人员应能使用设备来下订单。

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Companies that produce the devices usually provide directions about using the device correctly.

VOA: special.2010.02.02

What string technique are the violins using at this particular moment and then what rhythmic device does the trumpet insert?

在这个特殊的瞬间,小提琴用到了什么演奏技术,之后小号又用了什么节奏方法

耶鲁公开课 - 聆听音乐课程节选

Twenty feet -- that's six meters. Other suggestions include putting more distance between you and the device and using good lighting.

VOA: special.2011.08.01

If it's the first time using the device, you'll be prompted to calibrate the audio.

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There's also the mystery of just what is happening in a child's brain while using the device.

WSJ: What Happens When Toddlers Zone Out With an iPad

So far, the FDA has required doctors to keep patients inside the hospital while their using the device.

CNN: Artificial pancreas gives girl a vacation from diabetes