VI? Volume Indicator?

音量指示器?。

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Head circumference is an indicator of brain volume, so a greater increase in head circumference in a newly-born baby suggests more rapid brain growth.

头围是大脑体积的一个衡量指标，所以新生儿头围越大，表明他们的大脑发育越快。

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One button handles most functions including call answer and redial, while a smaller button on the top edge controls volume and turns the status indicator on and off.

一个按钮控制大部分功能，包括接听电话和重拨，顶部边缘处有一个更小的按钮，用来控制音量和开启、关闭状态指示器。

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Archimedes realized that the level of water in a bath changed as he climbed in, making it an indicator of volume.

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Though it had not been invented yet, one of my favorite technical tools, the on-balance volume (OBV) indicator, which was developed by Joe Granville, gave some very interesting signals.

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It should be noted that even if the December lows were broken, the long-term positive action of the on-balance volume (OBV) indicator would still keep my long-term trend analysis positive.

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