The use of wedges is another widely spread method in quarries primarily for the dividing up of loose blocks.

采石场中另一种广泛使用的方法是使用楔子来分割开松的块石。

youdao

A movement to spread the use of the kangaroo method for preterm babies grew out of Bogota,Colombia, in the nineteen seventies.

VOA: special.2009.05.25

Sixteenth-century British colonists learned the method, and it eventually spread to the south, the part of the country most associated with barbecue today, around the 19th Century.

BBC: The geography of American barbecue