Touchstone

['tʌtʃstəʊn] or ['tʌtʃ'ston]

解释:

(n.) Lydian stone; basanite; -- so called because used to test the purity of gold and silver by the streak which is left upon the stone when it is rubbed by the metal. See Basanite.

(n.) Any test or criterion by which the qualities of a thing are tried.

达伦编辑

同义词及近义词:

n. [1]. Basanite, black jasper, Lydian stone.[2]. Test, criterion, proof, ordeal, assay, touch.

校对:路易丝

例句:

手打:帕特丽夏

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