Calculator

['kælkjʊleɪtə] or ['kælkjuletɚ]

解释:

(noun.) a small machine that is used for mathematical calculations.

(noun.) an expert at calculation (or at operating calculating machines).

戴维斯整理--From WordNet

解释:

(n.) One who computes or reckons: one who estimates or considers the force and effect of causes, with a view to form a correct estimate of the effects.

校对:谢尔曼

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