Pull the elastic tight and knot the ends.把橡皮筋拽紧，两头打上结。This skirt needs some new elastic in the waist.这条裙子需要换一根松紧腰带。I stretched that piece of elastic to its fullest extent.我将这条橡皮筋拉长到最大限度....
However, momentum is always conserved in a collision, whether or not the collision is elastic.然而, 不管碰撞是不是弹性的, 在碰撞过程中动量总是守恒的.The elastic interaction between a wedge disclination dipole and an interfacial crack was investi...
起风暴了.The storm is coming up.起风暴时海上无处可求援.Help was lacking at sea during the storm.自从她上船以来, 这一星期总是起风暴,这艘破船免不了要晃动.In the stormy week since she had come aboard, the old tub had yet to move....
A really good catalogue can also whet customers' appetites for merchandise.一份真正好的商品目录也可以激起顾客购买的欲望。Send for your free catalogue today.今天寄信索要你们的免费目录。You could even order windows from a catalogue — a sort of mail order...
Captain David Clement and 150 commandos stormed the port this morning.戴维·克莱门特上尉和150名突击队员今天早上对港口展开突袭。An unruly mob broke down police barricades and stormed the courtroom.一伙暴徒捣毁了警察设置的路障冲进法庭。He slammed the door and stormed ...
Diacetone acrylamide ( DAAm ) was prepared by reacting acrylonitrile with diacetone alcoholammonia.以二丙酮醇和丙烯腈为原料,利用简便、温和的反应条件合成新型乙烯基功能单体-双丙酮丙烯酰胺.Crosslinkable acrylic polymer emulsion was obtained by adding acrylic polyme...
The builders have perched a light concrete dome on eight slender columns.建筑工人在8根细柱上架起轻巧的混凝土穹顶。the dome of St Paul's Cathedral圣保罗大教堂的穹顶A band of grey hair encircled his bald dome.他的秃头四周长着一圈灰白的头发....