| 释义 |
derrick/ˈderik/n. 1 a kind of crane for moving or lifting heavy weights, having a movable pivoted arm (旋臂式)起重机 2 the framework over an oil well or similar excavation, holding the drilling machinery 井架；钻井(高)塔 [obsolete senses hangman, gallows, from the name of a London hangman c. 1600] |