这是由于热液蚀变岩石具有较高的抗风化力的缘故.This is due to the higher weathering resistance of hydrothermally altered rock.反对热液成固的理由是铀和金有着一致的分布.Argument against a hydrothermal origin is the sympathetic distribution of uranium and gold.在所有热液矿...
The stationmaster pounced and wrestled the gun from him.站长猛扑过去,奋力夺下他手中的枪。No, the stationmaster didn't let us stay there.不, 站长不让我们呆在那儿.The stationmaster is responsible for everything at the station.站长负责车站的一切事务....
"See you," Geoff sang out.“再见,”杰夫大声喊。Geoff hastily pushed the drawer back into place.杰夫匆忙把抽屉推回去。Geoff is a walking encyclopedia. He knows about everything.杰夫是个活百科全书, 他什么都懂....
I try to live up to the high standard of the school.我力求达到这所学校的高标准要求.One ought to live up to what he knows to be right.自己认为是对的,就应该在生活中去实践.Stephen Chase had determined to live up to the expectations of the Company.斯蒂芬·蔡斯决心...
结果 泄殖腔发育过程中,胎龄15d前 的正常鼠胚, 尿直肠隔将 泄殖腔 分为腹侧的尿生殖窦和背侧的直肠两部分, 二者共同相通于泄殖腔管.Results In normal fetus, the urorectal septum ( URS ) descended, its distance to cloacal membrane decreased gradually.泄殖腔内有明显的环褶将肛道与尿、生殖道分开.In the cloac...