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单词
derrick
释义
derrick
NOUN
C
/ˈderɪk/
1
a type of crane used for lifting things onto and off ships （轮船上的）吊杆式起重机
2
a tall tower built over an oil well that is used for raising and lowering the drill (= the tool that makes the hole in the ground) 油井架；钻塔