单词 quartzless 释义 quartzless, a.[f. as prec. + -less.]Destitute of quartz.1879Rutley Stud. Rocks xii. 235 Some of these rocks are very poor in quartz, and they then pass into the quartzless hornblende-andesites.1892Nation (N.Y.) 28 July 73/2 This wide...