touchstone
英 ['t?t?st??n]
美['t?t?'ston]
- n. 試金石;(檢驗(yàn))標(biāo)準(zhǔn)
- n. (Touchstone)人名;(英)塔奇斯通
英英釋意
- 1. a basis for comparison; a reference point against which other things can be evaluated;
- "they set the measure for all subsequent work"