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...

expropriation的近义词/同义词有：disseizin, divestiture, deprivation, dispossession, deprival, displacement, takeover, confiscation, conscript, crimp, appropriation, pillaging, theft, plunder, rapine, stripping, forgery, counterfe...

propellants的音标：propellants的英式发音音标为：[prə'pelənts]propellants的美式发音音标为：[prə'pelənts]...

dipropyl的音标：dipropyl的英式发音音标为：[daɪ'prəʊpɪl]dipropyl的美式发音音标为：[daɪ'proʊpɪl]...

propellers的音标：propellers的英式发音音标为：[prə'peləz]propellers的美式发音音标为：[prə'peləz]...

proposition的音标：proposition的英式发音音标为：[ˌprɒpə'zɪʃn]proposition的美式发音音标为：[ˌprɑpə'zɪʃn]...

isopropylacetone的音标：isopropylacetone的英式发音音标为：[aɪsəp'rɒpaɪləstəʊn]isopropylacetone的美式发音音标为：[aɪsəp'rɒpaɪləstoʊn]...

The lighter version used liquid hydrogen, the heavier used hypergolic propellants.较轻的推进器采用液态氢, 较重的采用自燃推进剂.Pressure - fed engines are particularly susceptible to dissolved gas in the propellants.挤压 式 发动机对推进剂中溶解的气体特别敏感.Thi...

propped的音标：...

propitiating的音标：...

propitiate的一般过去时为：propitiated...

More commonly, funding controls are imposed in the annual appropriations process.更普遍的作法是, 拨款控制被规定在年度拨款手续中.Should the president veto the appropriations bill, it goes back to Congress.假如总统否决了这项拨款提案, 就把它退还给国会.Appropriations...

propel的近义词有：propel, push, shove, thrust。下面这些动词均有"推，推动"的含义：propel：侧重指靠外力把人或物稳定、持续地向前推进。push：普通用词，指用突然的力量把人或物推向前进、推开或推到另一位置上。shove：一般指猛或费力地推开或移动人或物。thrust：常指迅猛地一推或突然有力地推进，侧重速度。...

appropriate的一般过去时为：appropriated...

A disproportionate amount of time was devoted to one topic...纠缠在同一个话题上的时间太长了。We spend a disproportionate amount of our income on rent.我们的收入花在房租上的比例太大了。A vastly disproportionate burden falls on women for child care.照料孩子的重...

disproportionately的音标：disproportionately的英式发音音标为：[ˌdɪsprə'pɔ:ʃənətlɪ]disproportionately的美式发音音标为：[ˌdɪsprə'pɔʃənətlɪ]...

propitiate的音标：propitiate的英式发音音标为：[prə'pɪʃieɪt]propitiate的美式发音音标为：[pro'pɪʃiˌet]...

propagates的音标：...

v.支撑，支持，维持( prop的过去式和过去分词 )...

prophesy的现在完成时为：prophesied...

What fruit does the person appropriate of gastrorrhagia eat? Unfavorable what fruit to eat?胃出血的人宜吃什么水果? 不宜吃什么水果?Pertinent information will be forwarded to the appropriate party.有关信息将会转发给相关方。She relinquishes him to a part...

反向传播...

n.不得体，不适当，不得体的举止，不正确...

propel的现在完成时为：propelled...

prop的第三人称单数（三单）为：props...

n.（观点、信仰等的）传播者，培植箱，培育箱，网箱...

The region began to use quinine successfully as a prophylactic.该地区开始成功地用奎宁作为预防剂。Epitope - based vaccines provide a new strategy for prophylactic and therapeutic application of pathogen - specific immunity.表位疫苗为用特定病原菌的免疫性...

prophet的音标：prophet的英式发音音标为：['prɒfɪt]prophet的美式发音音标为：['prɑfɪt]...

propound的现在进行时为：propounding...

n.适当的，恰当的( appropriate的名词复数 )，（不适当地）擅用，拨出（款项等），把…据为己有v.（不适当地）擅用( appropriate的第三人称单数 )，拨出（款项等），把…据为己有，顺手牵羊...