他的情绪突变搞得她全然不知所措。She was totally bewildered by his sudden change of mood.受到突变影响的细胞cells affected by mutation当我知道他的残忍与不忠之后,我对这个新朋友的情感有一种突变.My feeling toward my new friend underwent a revulsion whenIrealizedhiscrueltyand di...
The agent spied for East Germany for more than twenty years.该特工人员为东德做了20多年的间谍。He also took exception to having been spied on.他也讨厌被暗中监视。He was walking down the street when he spied an old friend.他正沿街走着，突然看见了一位老朋友。...
尼龙雨衣的手感又干又脆又薄，像纸一样。Linen raincoats have a crisp, papery feel.粗花呢从不过时，手感很好，结实耐磨。Tweed is timeless, tactile and tough.我喜欢这块布的手感, 它摸上去毛茸茸的很暖和.I like the feel of this cloth; it has a warm woolly feel....
After setting, the surfaces of the specimens are ground down using carborundum and alumina.凝固之后, 样品表面连续用金钢砂或氧化铝磨平.Activated carbon, alumina are often used to remove many types of organic materials from aqueous streams.常用...
从他来晚我得出的结论是他睡过头了.The inference I've drawn from his lateness is he overslept.安德鲁，很抱歉我迟到了。我忘了设闹钟，结果睡过头了。I'm really sorry I'm late, Andrew. I forgot to set my alarm and I overslept.很遗憾我睡过头了,误了我通常坐的那班公共汽车.I�...
Snake venom thrombin - like enzymes belong to the fibrinogenolytic enzyme family and are serine proteases.蛇毒类凝血酶属于纤维蛋白原裂解酶,是一种丝氨酸蛋白酶.The article reviews the general characteristics of thrombin and its neurotoxic effects....