It was still daylight but all the cars had their headlights on.还是大白天，但所有汽车的前灯都亮起来了。He dipped his headlights as they came up behind a slow-moving van.当他们靠近一辆缓慢行驶的货车时，他把汽车前灯调成了近光。All the cars driving in the opposite direct...
这些由一系列最大直径为2毫米的小铁氧体磁心组成.These consist of a series of small ferrite cores of maximum diameter 2 mm.采用硝酸铁、硝酸锌、柠檬酸制备前驱体,在不同加热温度与速率下制备锌铁氧体.The citrate sol - gel synthesis method has been used to prepare zinc ferrite.介绍了大尺寸铁氧...
Many women still take career breaks to bring up children.仍然有许多女性为了抚养孩子而离职。It's hard for the baby to bring up wind.婴儿不容易打出嗝来。I don't know how they manage to bring up four children — they're as poor as churc...