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科学时代收录了1160609条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

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rock breaker rock breaker rock burst rock burst rock burst
rock burst rock burst rock burst shock rock cactus rock cake
rock cake rock candy rock candy rock carving rock cleaning
rock cover rockcraft rock crusher rock crystal rock-cut tomb
rock cycle rock dance rock deformation rock deformation rock densitometer
rock disposal rock drill rock drill rock drilling machine rock dust
rock dust barrier rock-dust barrier Rockefeller, John Davison Rockefeller,John Davison rock emery mill
rock engraving rocker rocker conveyor rocker shovel rockery
rockery rockery and forest landscape rockery garden rockery plaza rockery with laid-stones
rocket rocket rocket rocket advertising rocket astronomy
rocket balloon instrument rocket body rocket body diameter rocket body structure rocket-borne mass spectrometer
rocket-borne TT & rocket cress rocket docket rocketeer rocket engine
rocket engine high altitude test rocket engine plume rocket exhaust noise rocket extract rocket-ground port check
rocket immunoelectrophoresis rocket infrared astronomy rocket launcher rocket-launching site rocket meteorograph
rocketor rocket plume test rocket propellant rocket propellant rocket propellant sled technique
rocket-propelled grenade rocket propulsion system rocket salad rocket sled rocket sled test
rocket sled test for fuze rocketsonde rocket ultraviolet astronomy rocket X-ray astronomy rocket γ-ray astronomy
rock excavator rock-faced rock fall rock fan rock fan
rock feeder rockfill rock fill raise rockfilm rockfish
rock flower Rockford Register Star rock foreshore rock formation rock gangway
rock garden rock garden rock garden rock gas rock glacier
rock identification rocking rocking arc furnace rocking chair rocking grate
rocking grate rocking grating rocking grating spectrometer rocking lever rocking resistor furnace
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