Histogram: Histogram shows us range of the all colours or a single colour.

分布图：分布图给我们显示了一个或者多个颜色的范围。

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The histogram shows the number of pixels of each value, regardless of location.

直方图展示像素点值的数量，忽略其位置。

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Fig. 3 - histogram. A vertical histogram shows the signal density as a function of voltage, and helps to visualise noise.

图3——直方图，垂直直方图做为电压功能显示了信号密度，并有助于噪音可视化。

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The histogram shows whether the MACD line is above or below the dotted line.

FORBES: The Indicator That Says Stocks Are Going Higher