查询词典 in sb.'s presence

A method for detecting the presence of a substance containing quadrupole nuclei within an object is also described.

同时描述了一种方法，用于检测在一个物品中存在一种包含四极核子的物质。

Nurtured by the teaching of eminent praeceptors, a youth equipped in the highest degree with the advantages of birth, personal beauty, commanding presence, an excellent education combined with native talents, Tiberius, as quaestor when he was eighteen years old, gave early promise of becoming the great man he now is, and already by his look revealed the prince.

天才的禀性又加上极好的教育，使得提比略在18岁时的财政官任上就显示出王子的威仪，早就预兆着他日后将成就陛下今日已成就的那番远大的前程。其后，依照继父的指令，提比略娴熟地处理了粮食的供应问题，缓解了奥斯提亚和罗马的粮食短缺情况。

In the presence of both A and N or BP,β-CD more effectively shields 1-BrN from quencher in aqueous solution. Greater rigidity of the complex was achieved.

因此，与β-CD∶1-BrN∶A和β-CD∶1-BrN∶N或β-CD∶1-BrN∶BP三元包络物相比，得到了更强的磷光。

It was based on the quenching of the fluorescence of RVN in the presence of DNA.

DNA的存在使RVN的荧光猝灭，而且荧光猝灭的程度与加入DNA的量在一定的浓度范围内呈现良好的线性关系。

The immediate quid pro quo is the presence of China's president, Hu Jintao

中国立即做出了回应，没有译全，没有把中国"讨价还价"的意思译出来

We used the reported chiral ligand QD-4 derived from quinidine to catalyze the reaction of aldehydes and methyl vinyl ketone in the presence of various additives and found that the highest e.

用喹尼叮衍生物QD-4分别催化醛和丁烯酮以及醛和丙烯酸-萘酚酯的不对称Baylis-Hillman反应，通过改变添加剂和优化反应条件，最终分别取得了最高为49％和70％的e.e值。

Experimental results indicated that the presence of copper could strengthen the catalytic ability of quinoline on white oil oxidation.

氧化安定性是润滑油基础油的一项重要指标，基础油的化学组成与其氧化安定性密切相关，尤其是硫氮化合物对基础油的氧化有显著的影响。

The presence of different initial concentration of quinoline had remarkable effects on the biodegradation of 3- or 4- or 6-methylquinoline.

3首次研究了喹啉类有机污染物生物降解过程中的底物间的相互作用，发现喹啉的存在对喹啉衍生物的降解具有重要影响。

Benzyloxy benzoyldimethylsulfoxide was prepared by the reaction of ethyl 4-benzyloxybenzoate and dimethyl sulfoxide in the presence of sodium hydride, followed by Pummerer reaction with concentrated hydrochloric acid to afford eo-hydroxy-co-thio-methyl-(4/-benzyloxy) acetophenone, which reacted with urea, thiosemicarbazide, semicarbazide hydrochloride and o-phenylenediamine to give imidazolidine-2,4-dione, l,2,4-triazine-3- one and quinoxaline derivatives, respectively.

本文用4-苄氧基苯甲酸乙酯和二甲亚砜为原料，在氢化钠存在下反应，合成了(4′-苄氧基)-苯甲酰基-二甲亚砜。研究了该亚砜在浓盐酸的存在下发生的Pummerer重排反应，用重排产物ω-羟基-ω-甲硫基-(4′-苄氧基)-苯乙酮分别与尿素、氨基脲、氨基硫脲和邻苯二胺反应合成了2，4-咪唑啉-二酮、1，2，4-三嗪-3-酮、喹喔啉等含氮杂环化合物。

The contrast between the country's fertility and desolation was already noted in Antiquity (eg, by the Roman author Quintus Curtius Rufus ); the presence of all types of landscape helps to explain why agriculture and urbanism started early in Bactria.

之间的对比该国的生育率和凄凉已经注意到古代（例如，古罗马作家昆图斯库尔提乌斯鲁弗斯）；在场的所有类型的风景有助於解释为什麼农业和城市化早就开始了自己的巴克特里亚。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48