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- The ginpole is the simplest form of derrick. 起重吊杆是一种最简单的起重机。
- Bob tuned in his portable radio to a record show. 鲍伯收听手提收音机的唱片广播。
- Completely portable and very light weight. 便携式的，而且重量很轻。
- Portable telephones are very popular nowadays. 现今，移动电话非常普及。
- portable derrick 活动井架
- He found that little TV extremely portable. 他觉得那台小小的电视机携带极其方便。
- I bought my son a portable typewriter. 我给儿子买了一台手提式打字机。
- The document had been typed on a small portable. 这份文件是用便携式打字机打的。
- portable derrick [mast] 轻便井架
- The new portable computers are going like hot cakes. 新的便携式计算机卖得很快。
- portable derrick (or mast) 轻便井架
- portable derrick crane 轻便转臂吊机
- She traded her roller-skates for Billy's portable radio. 她拿旱冰鞋换了比利的手提收音机。
- The documents have been typed into a portable computer. 文件已经被输入到一台便携式电脑里了。
- A human being is an ingenious assembly of portable plumbing. 人类，是一堆可以随意拆卸的铅管零件的巧妙装配。
- A human is an ingenious assembly of portable plumbing. 人类，是一堆可以随意拆卸的铅管零件的巧妙装配。
- We put up at the surface an oil derrick. 我们就在那块地面上竖起一个井架。
- Could you give me a hand in adjusting the derrick? 你是否能帮我调整一下吊杆?
- Do you give me a hand in adjusting the derrick? 你看是否能把我们的安排通知领班?
- Do you sell portable cassette players? 卖手提卡式放音机吗？
