单支红色发光二极管表示电源已接通。

A single red LED shows that the power is switched on.

《牛津词典》

以及在该运动台面的相对侧设有单支的绝对式光学尺及两组读头。

The opposite side of the moving surface is provided with a single absolute type optical rule and two groups of read heads.

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在最近发布的2010年期酒价格中，单支拉菲的售价已经超过$1600。

The recently released futures price for one bottle of 2010 Lafite has climbed to $1, 600.

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Now, the polio vaccine that Salk produced was very effective, but it required a fairly large dose of the vaccine and it had to be injected into the arms of children.

索尔克生产的小儿麻痹症疫苗效果显著,但是,该疫苗的单支注射剂量非常大,而且必须通过小孩的手臂进行注射

耶鲁公开课 - 生物医学工程探索课程节选