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When the current applied by the gate is high enough, electrons flow through the channel between the source and drain electrodes.

当由栅极施加的电流足够强的时候，电子会在源极和栅极之间进行流动。

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Inversions can help clear the upper respiratory tract and drain secretions from the nose, allowing freshly oxygenated blood to flow into the oral cavity.

倒置体式能清理上呼吸道，排出鼻腔内的分泌物，让新鲜富氧的血液循环到口腔。

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Nevertheless, now that Chemapol has drifted into trouble, they are a distraction and a drain on capital and cash flow.

ECONOMIST: A man for all seasons . . .

Recent studies indicate that when the lakes drain suddenly into the ice, the acceleration of flow is not sustained.

FORBES: Global Warming: Hotheads, Flatliners and Lukewarmers, Part One

There are some systems that actually will take a circle and drop it just below the surface of the water and have the oil kind of flow into it, almost like a drain, recover it and pump it out.

WHITEHOUSE: Daily Press Briefing