奥陶纪 [地质] Ordovician ; [地质] Ordovician period ; cambro-ordovician ; Ordovices
奥陶纪的 ordovician
寒武-奥陶纪 Cambro-ordovician ; cambrian-ordovician
晚奥陶纪 Late Ordovician ; taconic
下奥陶纪 lower ordovician
奥陶纪前 Pre-Ordovician ; pre ordovician
奥陶纪灰岩 O limestone
奥陶纪地层 Ordovician stratigraphy
奥陶纪碳酸盐岩 The Ordovician carbonate rocks
奥陶纪大辐射 Ordovician radiation
最早的陶瓷制品是在制陶的温度下烧制的,但是早在公元前15世纪,(人们)已经用高温烧制表面上釉的炻器。
The earliest ceramics were fired to earthenware temperatures, but as early as the fifteenth century B.C., high-temperature stonewares were being made with glazed surfaces.
在13世纪阿兹塔克人扫荡到墨西哥中部时,陶蒂华康这座繁华的城市(在公元400年左右为最繁华时期)已经被它神秘的建造者们遗弃很长一段时间。
By the 13th century when the Aztec swept into central Mexico, the once teeming city—which reached its zenith around a.d. 400—had been long since abandoned by its mysterious builders.
他说更多的碎陶片是公元前10世纪之后的,大约是大卫王统治期间,如果该防卫工事在那之前就已经投入使用,应该会有更多的陶片。
He said more broken pottery found from the 10th century BC, presumably King David's reign, should have been found if the fortification had been in use then.
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