touchstone
US /ˈtʌtʃ.stoʊn/
UK /ˈtʌtʃ.stəʊn/
名词
试金石, 标准, 准绳
a standard or criterion by which something is judged or recognized
示例:
•
The ability to innovate has become the touchstone of success in the tech industry.
创新能力已成为科技行业成功的试金石。
•
His integrity is a touchstone for all his colleagues.
他的正直是所有同事的试金石。