It does so by measuring the signal without drawing current, using "high impedance" sensors.

它使用“高阻抗”传感器来测量信号，而不是制图电流。

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Drawing the wrong lessons from our current crisis leads to embracing the wrong alternatives, like allowing more media concentration.

从当前危机中得出错误的结论，将导致我们接纳一个错误的替代办法，比如允许媒体集中度增加。

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Ifshe continues drawing on the reserve at the current rate, she will runout of funds by 2012 - the year of her diamond jubilee.

如果她继续按目前的速度提取储备金的话，她将在2012年——她的钻石婚纪念那年——用完储备基金。

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Although tensions flare up periodically among the various claimants of the disputed waters, the current situation is drawing more international attention amid China's fast-growing political and military power.

CNN: China blames Vietnam for rising tensions over disputed sea

Drawing on improved paleoclimate records and current global observations has prompted the authors to reach new conclusions about what constitutes a safe level of CO2.

CNN: Carbon dioxide levels already a danger

What is clear, however, is that the current era of economic mismanagement is drawing to a close.

ECONOMIST: Hashimoto��s curious comeback