ultrabasic / ˌʌl trəˈbeɪ sɪk /

📖毕业后词汇超基数极品超基数的超级基质

ultrabasic 的定义

adj. 形容词 adjective
  1. containing iron and magnesium, with little or no silica.

更多ultrabasic例句

  1. These range from acid to ultrabasic types and include granite, augite-diorite, picrite and serpentine.