避免使用磨蚀剂，以免损坏瓷砖。Avoid abrasives, which can damage the tiles.有磨蚀作用的材料不适合擦浴缸.An abrasive material is unsuitable for cleaning baths.雨和霜都是磨蚀岩石的自然力.Rain and frost are natural agents that wear away rocks....
The male gamete could not unite with the female.雄配子不能与雌配子结合.Gametes may develop without fertilization, or meiosis may substantially precede gamete formation.配子不经过受精也可能发育,若减数分裂先于配子形成,配子也可能发育.Objective : To investigate the...
为了做成电磁体你需要对金属线送电.To make an electromagnet you need to send a current through the wire.电磁体是用来消散 反 坦克导弹的能量的.Electromagnets would be used to dissipate the energy of an anti - tank missile.这个受控热核反应装置内部是用一系列电磁体作能源.Inside the ...
One writer in whom I had taken an interest was Immanuel Velikovsky...我感兴趣的其中一位作家是伊曼纽尔·韦利科夫斯基。Immanuel Quigley, a small, agreeable man said at once , " Jeptha and I will take an upper ".个子矮小, 性子随和的伊曼纽尔·奎格利马上说: “ 杰普撒和我也睡上铺...