Until today germanium is the present substance on earth with no exception.直至今天锗才毫无异议地成为地球上是纯净的物质.Doped silicon and germanium are technologically the most important types of semiconducting material.添加硅和锗在工艺上是半导体物质中最重要的类型....
我的护目镜一直有水雾,所以我看不见.My swimming goggles keep steaming up so I can't see.滑雪者都戴上护目镜使眼睛不受阳光伤害.Skiers wear goggles to protect their eyes from the sun.为了免受烟雾危害，你必须戴上护目镜和面罩。You must wear goggles and a mask that will protect...
他张开手指蒙住了脸。He splayed his fingers across his face.该报道称犯人常会被蒙住双眼。The report says prisoners were often kept blindfolded.他们每个人的眼睛都被一块红色大手巾蒙住了.They were each blindfolded with big red handkerchiefs....
人的手掌是微凹的.The palm of one's hand is slightly concave.我们判定它是拟凹的.We conclude that it is quasi - concave.目的探讨先天性耳前瘘管及先天性耳后小凹的发生部位 、 并发症及遗传规律.Objective To explore position, complications and genetic rule of the CPF and P...
当两个鼻都相当时,中脉就是活跃的.When both nostrils are flowing together , we say that sushumna is active.孢子囊群靠近中脉著生;囊群盖球形, 膜质.Sori borne near the costule, indusium spherical, membranous.一般的情况下,中脉是处于休眠状态的.Sushumna is the control nadi wh...
转换生成语法局限性更大。Transformational grammars are more restrictive.皮肤暴露在阳光下就很容易生成黑色素。The production of melanin in the skin is stimulated by exposure to the sun.石灰水变得混浊了, 可见在实验中有二氧化碳生成了.The lime water has turned cloudy, therefore...
Overturning and sliding are seldom a factor in the design of arch dam.拱坝设计中很少考虑倾覆和滑动的问题.Feng Yun - ching answered hastily , springing up and all but overturning the opiumlamp as he did so.冯云卿陡的跳起来说,几乎带翻了烟盘里的烟灯.Demonstrat...