n.抛射体，（炮弹、子弹等）射弹，（火箭等）自动推进的武器adj.向前开进的，推进的，抛掷的，弹射的...

profiteer的现在进行时为：profiteering...

reciprocate的一般过去时为：reciprocated...

n.部分，份额，比例，匀称，面积，规模...

Serum apolipoprotein A 1 ( apoA 1 ), apo B were determined in rabbits with hypercholesteremia.喂胆固醇诱导大耳白兔形成高胆固醇血症模型,并观察其血清载脂蛋白A1 ( apoA1 ) 、 apoB及其比值的变化.For the treatment of high cholesterol, triglycerides and apolipoprot...

promoter的复数形式为：promoters...

proxies的音标：...

Cyclopropane rings are included within larger systems, such as triterpenes.三元环包含在较大的环系统中,像三萜类中.Under the optimum condition the yield of isopropyl cyclopropane carboxylate is 92 %.在最佳反应条件下,环丙烷羧酸异丙酯的产率达92%.Cyclopropane car...

How can you expect me to believe your promises?你怎能指望我相信你的承诺？"I will put my heart and soul into the job," he promises.“我会全身心投入到工作中去，”他保证说。There were no nonsensical promises about reviving the economy.复苏经济的承诺是千真万确的。...

adj.即席的，即兴的...

v.不赞成( disapprove的第三人称单数 )...

Books and articles on the subject have proliferated over the last year.过去一年以来，论及这一问题的书和文章大量涌现。Influenza proliferated throughout the country.流感在全国蔓延.When the cells were then shifted to an enriched medium, the mutant cells...

Bob slid from his chair and lay prone on the floor.鲍勃从椅子上滑下来，趴在了地板上。He's prone to flit between subjects with amazing ease.他往往会轻松自如地转换话题。This leaves fertile soil unprotected and prone to erosion.这会让肥沃的土壤暴露在外，使其容易受到侵蚀...

progress的第三人称单数（三单）为：progresses...

Only now have doctors, and allied medical professionals, come to appreciate this.直到现在医生和相关医学人士才开始对此有所认识。A high proportion of the new arrivals are skilled professionals.新来的人中很大一部分是技术熟练的专业人士。It's a team packed with ex...

progression的近义词有：sequence, progression, series, succession。下面这些名词均含"连续，顺序"的含义：sequence：多指时间、空间或事件等有规律、合乎逻辑的连续。progression：指向前推进的行为过程或状态的连续。series：指按照性质类似或基本相同的关系而安排的一系列事物。succession：侧重一些类似的东西或事件一个接一个连续不断。...

On the basis of experimental data, a database for cushioning package design was developed with Visual FoxPro.介绍了以大量实验数据为基础,利用Visual FoxPro语言开发的缓冲包装设计数据库.I have designed some programs for the system of personnel administr...

n.互相给予的( reciprocal的名词复数 )，互惠的，相互的，互为倒数的...

reproach的现在完成时为：reproached...

v.复制( reproduce的过去式和过去分词 )，重现，再版，生殖...

pro的复数形式为：pros...

prone的反义词有：supine, erect, supine。adj.prone的反义词（俯伏的）：supine, erect。prone的反义词（其他释义）：supine。...

n.接近，邻近，接近度，距离，亲近...

According to protocol, he first reported to the Director of the hospital.根据礼节，他先向医院院长报到。a breach of protocol违反外交礼节Were the seating arrangements for the dinner party according to protocol?餐会的坐位安排是根据礼节的需要 吗 ?...

to make progress取得进步As conceit makes one lag behind, so modesty helps one make progress.骄傲使人落后, 谦虚使人进步.You can make progress only if you are modest.惟虚心乃能进步....

异丙氧基...

proving的音标：proving的英式发音音标为：['pru:vɪŋ]proving的美式发音音标为：['pruvɪŋ]...

deproceduring的音标：deproceduring的英式发音音标为：[dɪprəʊ'si:dʒjʊərɪŋ]deproceduring的美式发音音标为：[dɪproʊ'sidʒjʊərɪŋ]...

The suspicious stranger prowls the streets of the town.这个可疑的陌生人在这座城镇的街道上游荡.Murawski A carnivorous Eupithecia caterpillar prowls a fern leaf in Oahu, Hawaii, in search of prey.一种食肉类的毛虫巡游在一些厥类植物的叶片在瓦胡岛, 夏威夷, 为了寻找食肉类毛虫....

biliprotein的音标：biliprotein的英式发音音标为：[bɪlɪp'rəʊti:n]biliprotein的美式发音音标为：[bɪlɪp'roʊtin]...