Variational principles play an important role in the formulation of many problems of mathematical physics.变分原理现在许多数学物理的表述中起着重要作用.Bernardine: You're quite wrong there. It's a special formulation that's just...
The Amateur Softball Association's roster of umpires has declined to 57,000.业余垒球协会的裁判员名单上的人数已经减少到了57,000名。In softball, pitches are tossed underhand.垒球运动中采用低手投球。The softball is solid.垒球是实心的....
The illustrious Cuvier did not perceive that a barnacle was a crustacean.大名鼎鼎的居维叶也未看出藤壶是一种甲壳动物.Other hunters, like this octopus, are also attracted to the crustacean feast.其他捕猎者, 如这只章鱼, 也同样对这个盛宴感兴趣.Molt - inhibiting horm...
The material is readily prepared by reaction of formaldehyde and hydrazine.这种物质很容易由甲醛和肼反应而得到.Examples of such fuels are monomethyl - hydrazine and diborane.这种燃料的例子是一甲肼和二硼烷.Hydrazine perchlorate and lithium perchlorate fo...
生存竞争渐渐脱去文饰和面具,露出原始的狠毒.The struggle for survival was gradually stripped of mask and ornament to reveal a primitive brutality.我决不借解释或者遁辞来文饰我的过错.I will not compound my error by explanations or excuses.包装既有“容纳”产品的功能, 也有“文饰”产...