释义 |
derrick
der·rick D0154300 (dĕr′ĭk)n.1. A machine for hoisting and moving heavy objects, consisting of a movable boom equipped with cables and pulleys and connected to the base of an upright stationary beam.2. A tall framework over a drilled hole, especially an oil well, used to support boring equipment or hoist and lower lengths of pipe. [Obsolete derick, hangman, gallows, after Derick, 16th-century English hangman.]derrick (ˈdɛrɪk) n1. (Civil Engineering) a simple crane having lifting tackle slung from a boom2. (Mining & Quarrying) the framework erected over an oil well to enable drill tubes to be raised and loweredvb (Civil Engineering) to raise or lower the jib of (a crane)[C17 (in the sense: gallows): from Derrick, name of a celebrated hangman at Tyburn]der•rick art at descension (ˈdɛr ɪk) n. 1. a boom for lifting cargo, as the arm of a jib crane or a boom pivoted to a ship's mast. 2. the towerlike framework over an oil well or the like. [orig. a hangman, the gallows, after the surname of a well-known Tyburn hangman, c1600] derrick Past participle: derricked Gerund: derricking
Present |
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I derrick | you derrick | he/she/it derricks | we derrick | you derrick | they derrick |
Preterite |
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I derricked | you derricked | he/she/it derricked | we derricked | you derricked | they derricked |
Present Continuous |
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I am derricking | you are derricking | he/she/it is derricking | we are derricking | you are derricking | they are derricking |
Present Perfect |
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I have derricked | you have derricked | he/she/it has derricked | we have derricked | you have derricked | they have derricked |
Past Continuous |
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I was derricking | you were derricking | he/she/it was derricking | we were derricking | you were derricking | they were derricking |
Past Perfect |
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I had derricked | you had derricked | he/she/it had derricked | we had derricked | you had derricked | they had derricked |
Future |
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I will derrick | you will derrick | he/she/it will derrick | we will derrick | you will derrick | they will derrick |
Future Perfect |
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I will have derricked | you will have derricked | he/she/it will have derricked | we will have derricked | you will have derricked | they will have derricked |
Future Continuous |
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I will be derricking | you will be derricking | he/she/it will be derricking | we will be derricking | you will be derricking | they will be derricking |
Present Perfect Continuous |
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I have been derricking | you have been derricking | he/she/it has been derricking | we have been derricking | you have been derricking | they have been derricking |
Future Perfect Continuous |
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I will have been derricking | you will have been derricking | he/she/it will have been derricking | we will have been derricking | you will have been derricking | they will have been derricking |
Past Perfect Continuous |
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I had been derricking | you had been derricking | he/she/it had been derricking | we had been derricking | you had been derricking | they had been derricking |
Conditional |
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I would derrick | you would derrick | he/she/it would derrick | we would derrick | you would derrick | they would derrick |
Past Conditional |
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I would have derricked | you would have derricked | he/she/it would have derricked | we would have derricked | you would have derricked | they would have derricked | ThesaurusNoun | 1. | derrick - a framework erected over an oil well to allow drill tubes to be raised and loweredframework - a structure supporting or containing something | | 2. | derrick - a simple crane having lifting tackle slung from a boomcrane - lifts and moves heavy objects; lifting tackle is suspended from a pivoted boom that rotates around a vertical axis | Translationsderrick (ˈderik) noun1. an apparatus like a mechanical crane for lifting weights. The ship was unloaded, using the large derricks on the quay. 起重機 起重机2. a tower-like structure that holds the drill over an oil well. 油井的鐵架塔 (油井的)井架 derrick
derrick: see cranecrane, hoisting machine for lifting heavy loads and transferring them from one place to another, ordinarily over distances of not more than 200 ft (60 m). Cranes have a long reach and can lift loads to great heights. ..... Click the link for more information. .Derrick a load-lifting device. It is a cantilever boom attached by a pivot at the bottom to a mast or column and suspended from a cable at its upper end, so that it can move about its vertical axis and vary its angle to the horizontal. The load is raised and lowered by a hoist. The lifting capacity of the derrick is usually less than 10 tons; that of heavy-duty types may be as high as 300 tons. derrick[′der·ik] (mechanical engineering) A hoisting machine consisting usually of a vertical mast, a slanted boom, and associated tackle; may be operated mechanically or by hand. derrickOne of a number of types of hoisting devices, equipped with tackle at their upper ends, that lift building materials at a construction site.Derrickfamous hangman; eponym of modern hoisting apparatus. [Br. Hist.: Espy, 170]See: Executionderrick a simple crane having lifting tackle slung from a boom derrick
Words related to derricknoun a framework erected over an oil well to allow drill tubes to be raised and loweredRelated Wordsnoun a simple crane having lifting tackle slung from a boomRelated Words |