| 单词 | moon pool | 
| 释义 | > as lemmasmoon pool   moon pool  n. a shaft open to the sea in the centre of a ship (esp. an oil-drilling ship), through which equipment can be hoisted. ΚΠ 1971    Sci. Year 125  				They then began lowering the entire assembly through a shaft, called the ‘moon pool’, in the center of the vessel under the derrick. 1981    ‘D. Rutherford’ Porcupine Basin ii. 30  				It was named moon-pool because on calm nights the water under a rig could reflect the moonlight and give the impression of a calm swimming pool. 1994    Guardian 30 Sept.  i. 14/6  				The diving operation on the Estonia will involve a special support vessel which can maintain a precise position above the wreck while divers are lowered in a diving bell through a ‘moonpool’ in the hull, open to the sea beneath. < as lemmas  | 
	
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