“常量”的反义词

“常量”的英语可以翻译为：constant (quantity) ...

“常量”的拼音为：cháng liàng...

若干研究已经发现了两个重要常量。Two significant constants have been found in a number of research studies.其值不变的量称为常量.A quantity whose value remains unchanged is called a constant.在无外力时,质心的速度是常量.The velocity of the center of mass is cons...

In drilling an oil well, mud is used to lubricate the cutting bit.钻油井时, 泥浆被用来润滑钻头.Lubricate adjuster screw threads and pivot with spray lube.使用喷雾润滑油润滑调整器螺丝螺纹和枢轴.You should lubricate the wheels of your bicycle once a mont...

hematologist的音标：hematologist的英式发音音标为：[ˌhi:mə'tɒlədʒɪst]hematologist的美式发音音标为：[ˌhimə'tɒlədʒɪst]...

wonder的复数形式为：wonders...

n.（尤指北美的）荒原，岩石嶙峋之地...

沃舒格尔河在波特兰附近注入哥伦比亚河。The Washougal empties into the Columbia River near Portland.一场关于当代雕塑的重要展览即将在波特兰美术馆开展。A significant exhibition of contemporary sculpture will be on view at the Portland Gallery.他应从波特兰那里收买什么文件?What docum...

[女子名] 詹妮 Jane,Jean,Joan,Jo(h)anna等的昵称...

n.千立方米...

preface的近义词有：introduction, preface。下面这两个名词均有"前言，导言"的含义：introduction：普通用词，指任何作品开头对读者或听众说明或介绍该作品，起引导作用的结论部分，和全书内容是一致的。 preface：指作者或编者为说明全书的目的、范围、编辑方法等在序言之前写的一段简短的序文。...

他手触额发假装尊敬。He touched his forelock in mock deference.可是他已经宣布,只要她把额发弄成刘海,他就要把她的头发全剃光.But he had declared that he would shave her whole head if she banged her forelocks....

研究了夹芯板轴对称脱层问题的附加状态.The additional state of axisymmetric delamination problem of sandwich plates is studied.建立了一种精化的复合材料层合梁脱层模型.A refined delamination model for laminated composite beams is presented.锡青铜的主要磨损机制是疲劳脱层 、 粘着转...

The boys were as good as gold on our walk.我们散步的时候，这帮小男孩表现得很乖。In a day or so he will be as good as new.他大概一天工夫就会恢复过来。They were as good as their word and stayed away.他们信守诺言，离得远远的。...

authoring的音标：authoring的英式发音音标为：['ɔ:θərɪŋ]authoring的美式发音音标为：[]...

n.海难，船只失事( shipwreck的名词复数 )，沉船...

“桶状的”的英语可以翻译为：tubbish，tubby ...

v.使与氢化合，使氢化( hydrogenate的过去式和过去分词 )...