If you use someone or something as a yardstick, you use them as a standard for comparison when you are judging other people or things.
例句
There has been no yardstick by which potential students can assess individual schools before signing up for a course.有意就读的学生在报名参加一门课程前没有任何参照标准去衡量各个学校的水平。She had never had a real boyfriend before and so had no yardstick by which to compare Charles's behaviour...她以前从没有过真正的男朋友,所以没有可参照的标准来对比查尔斯的行为。
英汉词典释义
n.
比较或衡量的标准;尺度
By any yardstick, that’s a large amount of money.用任何标准衡量,那都是巨大的金额。The new test provides a yardstick against which to measure children’s learning.新的测试提供了一个标准去检测儿童的学习。
英英词典释义
Noun
1. a measure or standard used for comparison;
"on what kind of yardstick is he basing his judgment?"