级的英文：levelgraderankstep

参考例句："Step by step, the ladder is ascended"梯子是一级级爬上去的interstage coupling无级间耦合The ammonium sulphate also reached the first - grade standard.硫酸氨也达到头级标准。There's a good A-road going North -- the A1有一条良好的A级公路通往北方--A级1号公路BUSHAN-RE: The CLEE-SAN? A frigate class vessel?布申-瑞：克利-桑？那艘护卫舰级的飞船？ Unless reagent grade sucrose is available use cane sugar.如果没有试剂级的蔗糖，可以用甘蔗糖。The gauge recorded the radiation level and announced it safe to return home.测量仪记录了辐射级，显示可以安全返航。An enzyme that catalyzes genetic recombination.催化重级酶能催化基因重组的一种酶Here, running from north to south are the Northeast Plain, the North China Plain and the Middle-lower Yangtze Plain.这一级上从南到北分布着东北平原、华北平原、长江中下游平原。(of an adjective or adverb)in the simple form,not the comparative or superlative(指形容词或副词)原级的(非比较级的或最高级的).level是什么意思：n. 水平线，水平面；高度；层；水平；级别adj. 水平的，同高度的；笔直的；平静的v. 推平；毁坏；使平等；瞄准；变平；坦率诚实地对待Level off the shelves with a spirit level.用酒精水平仪把架子弄平。But there is plenty of scope at that level.然而在此水平上还是有足够的余地。The worker levelled their looks at the foreman. 工人们用目光逼视着工头。grade是什么意思：n. 年级；阶段；等级v. 将…按级别分类；给…批分数，改作业；混合longitudinal grade纵坡度 There are lots of jobs in junior grades.初级阶段有很多工作要做。Red grades into pink.红色逐渐变成粉红色。rank是什么意思：n. 排；等级；军衔；队列；行列v. 排列；把…分等；列为；列队adj. 讨厌的；恶臭的；繁茂的formation; rank队形 He rose from the rank of captain to the rank of general.他从上尉升到将军。Your rank is next to mine.你的排名居于我之后。到沪江小D查看级的英文翻译>

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