noun
standard
/'stændәd/
standard 是什么意思
标准,旗,军旗,本位
A basis for comparison; a reference point against which other things can be evaluated a board measure = 1980 board feet the value behind the money in a monetary system an upright pole or beam (especially one used as a support).
词性
noun
难度
进阶
页面用途
检索复习