South Africa was going through a period of irreversible change.南非正在经历一场不可逆转的变革。The decision is irreversible.这一决定不能取消.She had been in what doctors described as an irreversible vegetative state for five years.她处于医生所说的不可逆性植...
The motorboat put on speed as soon as it left the pier.汽船一离开码头就加快了速度.He measured the speed at which ultrasonic waves travel along the bone.他测出了超声波穿过骨头的速度。In the late 1850s the speed of technological change quickened...19...
他们陷入了感情旋涡。They were caught up in a whirling vortex of emotion.她觉得自己被卷入了感情的旋涡。She felt she was being dragged into a whirlpool of emotion.独木舟在旋涡之中摇晃打转.The canoe was tossed about in the maelstrom....
The paper introduces the product of class H polyester - imide solventless impregnating varnish.本文介绍一种不饱和聚酯亚胺类型的H级无溶剂浸渍树脂.Materials for Rtating and Static Rings : Impregnating resin ( metal ) graphite, Carborundum , hard ...