科学时代-面向大众传播科学知识、科学方法、科学精神和科学思想的科学普及平台。

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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occasional publication	occasional reader	occasional regeneration	occasional species	occasional theatre
occasional verse	occasional writer	occasion segmentation	Occident	occidental
Occidental	Occidentalism	Occidentalism	Occidentalism	Occidentalism
Occidentalization	Occidentalization	occidental pear	occipital aphasia	occipital area
occipital bone	occipital bone	occipital bone	occipital condyle	occipital crest
occipital foramen	occipital lobe	occipital lobe	occipital region	occipital region
occipitofrontalis	occiput	occluded area	occluded body	occluded corrosion cell
occluded front	occluded gas	occluded oil	occlusal relationship	occlusion
occlusion	occlusion	occlusion	occlusion	occlusion
occlusive	occlusive part	OCC--OCC (old corrugated container)	OCC (old corrugated container)	OCC (operational control centre)
occult	occultation	occultation	occultation of star	occult blood test
occulting disk	occulting light	occultism	occultism	occultism