| 释义 |
吊杆 diào gān
基本例句
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不要走近转动的超重机吊杆。Stand clear of the swinging boom of the crane.
给吊车装上吊杆Joint a boom on a crane.
起重吊杆是一种最简单的起重机。The ginpole is the simplest form of derrick. |