indicator [名詞] 指示者;指示器;指標
indicator
['indikeitə]
n.指示器, 指示劑, 指示牌
[計算機] 指示符
例句與用法：
He talks about economic growth as a great indicator for freedom, I agree with him.
他論及經濟增長是自由的一個有力的顯示器，我同意。
An indicator or a sighting apparatus on a plane table, used in angular measurement.
旋標裝置飛機控制板上的指示器或觀測儀，用來測量角度
英文解釋:
名詞 indicator:
a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time
同義詞：index, index number, indicant
a signal for attracting attention
a device for showing the operating condition of some system
(chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction
以上來源於大辭典
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