英 [ˈtʌtʃstəʊn] 美 [ˈtʌtʃstoʊn]
n. 试金石；（检验）标准
n. （Touchstone）人名；（英）塔奇斯通
复数touchstones
touchstone /ˈtʌtʃˌstəʊn/
可数名词 If you use one thing as a touchstone of another, you use it as a test or standard by which you judge the second thing. 试金石; 标准
Job security has become the touchstone of a good job for many employees.
对许多雇员来说，工作的稳定性已经成了一份好工作的标准。
检验标准
试金石
试金石
试金石
点金石（TouchStone）是一款无线充电器，虽然说是无线，但是还是需要一个接触面才能进行充电。
检验标准（A Touchstone） 3.可信性（Belivability） 告诉你一个小技巧，你就很容易记住这三个核心的要点。
Job security has become the touchstone of a good job for many employees.
对许多雇员来说，工作的稳定性已经成了一份好工作的标准。
The importance of Johnson's letter is not so much historical as emotional; it would become a touchstone for all who repudiated patrons and for all who embraced the laws of the marketplace.
约翰逊这封信的重要性与其说是历史上的，不如说是情感上的；它将成为所有否定资助者和所有拥护市场法则的人的试金石。
He spent a whole day doing this but none of them was the touchstone.
他花了一整天的时间来做这件事，但没有一件能成为试金石。
The riot of blooms in a nearby tulip poplar became a visual touchstone for my stay.
On other touchstone issues, like segregated swimming, each country applies its own legal tradition.
And my hunch is that the Francis report on Stafford could be the touchstone.