斯蒂芬·霍金有过一个重大发现，即在太空中存在着一些神秘区域，我们称之为“黑洞”。由于存在量子效应，黑洞不断地在放射热量。
Stephen Hawkings great discovery was that the mysterious regions in space we call black holes radiate heat through quantum effects.
水在大海、河流、湖泊中以液体存在，水在空中不是以液体而是以气体形式存在，我们称之为雨水。
The water in seas, rivers, lakes and wells is a liquid. The water in the air is not a liquid but a gas. We call it water vapour.
对此活动范畴的尊重正意味着对人之为人的生存方式的坚持，三种活动之间不仅存在着联系还存在着明确地等级区别。
This activity view respect is meant for human survival way adhere, three kinds of activity between not only the existence of links also exist clear class distinction.
对此活动范畴的尊重正意味着对人之为人的生存方式的坚持，三种活动之间不仅存在着联系还存在着明确地等级区别。
This activity view respect is meant for human survival way adhere, three kinds of activity between not only the existence of links also exist clear class distinction.
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