torbanite

块煤, 藻烛煤, 苞芽油页岩

词形变化

torbanites 复数 torbanites

释义与例句

n.
  1. 1.

    A variety of coal, derived from colonial algae, that resembles carbonaceous shale.

    可数 不可数

词源

From Torbane + -ite, after Torbane Hill near Bathgate in Scotland, its main location of occurrence.

来源：wiktionary