Mild increases in aminotransferases in the asymptomatic patient may be the only manifestation of hepatitis c, the ongoing inflammation of which silently destroys the liver.

无症状患者中轻度的转氨酶升高可能是丙型肝炎唯一的表现，这一进行性炎症正悄悄地破坏着肝脏。

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The brushwood closes behind them, as silently as sand into which a mole has dived.

灌木丛在他们身后合拢，悄无声息，就像鼹鼠钻进沙里一样。

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Start with a couple of days in elegant Edinburgh to revel in the Georgian architecture of New Town and the history of Edinburgh Castle, which broods silently over the city from its craggy perch.

BBC: Exploring Scotland by road

China's ZTE, which has somehow silently risen through the ranks to become the world's number six phone manufacturer by volume, is said to be prepping a renewed global assault that will see it move beyond its typical role as a provider of low-end dumbphone fare to occupy the low-end smartphone niche, a market with traditionally limited choice.

ENGADGET: ZTE looking to move upmarket, build lots of smartphones

This area is activated when you talk to yourself inside your head or count silently, which is called subvocal speech.

CNN: Brain-controlled devices may help paralyzed people