灰被 griseum indusium
gyri supracallosus
gyri epicallosus
- 工业废料,如煮皂炉里的灰,第一次开始在城市里被收集,作为人工肥料在农村出售。
For the first time industrial waste, such as ash from the soap-boilers, was collected in the cities and sold in the country as artificial fertilizer. - 有时,动物和植物被浸泡在焦油或流沙中,被困在冰或熔岩流中,或被迅速落下的火山灰吞没后被保存下来。
On occasion, animals and plants have been preserved after becoming immersed in tar or quicksand, trapped in ice or lava flows, or engulfed by rapid falls of volcanic ash. - 自从美索不达米亚和埃及时代以来,玻璃就已经被制造出来了,它只不过是沙子、苏打灰和石灰的混合物。
Glass, which has been made since the time of the Mesopotamians and Egyptians, is little more than a mixture of sand, soda ash and lime.