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例句
英语例句库

Nerolidol was prepared by selective partial hydrogenation of dehydronerolidol at normal or nearly normal pressure in presence of a catalyst.

脱氢橙花叔醇在催化剂存在和常压(或接近常压)下发生选择性部分氢化反应,形成橙花叔醇。

By the reaction of 2 aryl 5 mercapto 1,3,4 triazoles with alkyl dihalide in presence of dilute base, ten new title compounds had been prepared.

以2-芳基-5-巯基-1,3,4-三唑为原料,在稀碱存在下与二卤代烷反应合成了10个新的标题化合物。

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原声例句
福尔摩斯探案之四签名

We again trace the presence of some confederate in the household.

这更加证明,他有内线是毫无疑问的了。

VOA慢速英语_世界

About 20 European countries have already banned or limited the presence of wild animals in circuses.

大约20个欧洲国家已经禁止或限制马戏团中野生动物的存在。

心理学小课堂

Genetics do play a big role in presence of bipolar disorder but they are not a guarantee.

基因确实在双相情感障碍中扮演着重要的角色,但它们并不是决定性的。

Crash Course 天文篇

Detecting the presence of O2 in an exoplanet's atmosphere is just tantalizingly out of reach right now.

探测系外行星的大气中是否有氧气存在,目前还是一项可望而不可及的任务。

VOA慢速英语_科技

NASA said it discovered the presence of water vapor in the atmosphere of an exoplanet for the first time.

NASA表示,他们首次在系外行星的大气中发现了水蒸气的存在。

妇女乐园(中)

And even the bravest trembled in presence of the massacre which he left behind him.

即使是最勇敢的人也会在他身后留下的大屠杀面前颤抖。

潘潘

He could keep his presence of mind in the presence of many people.

他可以在许多人面前保持镇定。

地球的奥秘

A keen sense of smell enables her to detect the presence of ants and termites in their nests beneath the sand.

穿山甲凭借敏锐的嗅觉,能够发现黄沙下面的蚁巢,挖掘蚂蚁和白蚁。

Osmosis-心血管

Also, a D-dimer blood test can be helpful, because fibrin break-down product levels are usually higher in presence of a clot.

另外,D-二聚体的检测也很有帮助,因为纤维蛋白溶解产物水平在血栓存在时往往更高。

绿山墙的安妮(原版)

She seems to have a skill and presence of mind perfectly wonderful in a child of her age.

在她这个年龄的孩子中,她似乎拥有非常出色的技能和头脑。

幽谷百合(上)

I said to the countess, putting my arm round her waist and holding her up in presence of them all.

我对伯爵夫人说, 用我的胳膊搂住她的腰, 把她举到众人面前。

远大前程(原版)

But nothing could unsay the fact that he had returned, and was there in presence of the Judge and Jury.

但是没有什么可以否认他已经回来了,并且出现在法官和陪审团面前的事实。

美国原版语文第五册

They huddled together, and could scarcely be said to consult, as the stoutest among them lost all presence of mind in overwhelming fear.

囚犯们乱哄哄地拥挤成团,与警方谈判磋商几乎无法进行,由于极度恐惧,哪怕内心最坚强的人也会失去正常心智。

妇女乐园(中)

It was like a dying note of triumph, the accompaniment subsided into a lower key in presence of this defeat of the master.

这就像一个垂死的胜利音符, 在大师失败的情况下, 伴奏减弱为较低的音调。

妇女乐园(中)

In presence of this condemned family, Denise, whose heart was overflowing with pity, felt for an instant afraid that she might be wicked.

面对这个被定罪的家庭, 心中满是怜悯的丹妮丝有那么一刻生怕自己做坏事。

欧也妮·葛朗台

The seals on the property were taken off in presence of the creditors, and the notary employed by Grandet went to work at once on the inventory of the assets.

财产上的印章在债权人在场的情况下被取下,格朗台雇用的公证人立即开始清点资产。

克鲁采奏鸣曲

All men have the air of believing, in presence of maidens, that these corrupt pleasures, in which EVERYBODY takes part, do not exist, or exist only to a very small extent.

所有的男人在有少女在场的时候都相信这些每个人都参与的堕落的享乐并不存在, 或者只存在于非常小的范围内。

妇女乐园(上)

He had returned to his favourite position against the balustrade, at the top of the stairs, and, in presence of the massacre of stuffs spread out below him, he indulged in a victorious laugh.

他回到了他最喜欢的靠栏杆的位置,在楼梯的顶端,面对在他下面展开的大屠杀,他放纵了胜利的笑声。

听美文故事记六级单词

And I think that in our family we don't need bombs and guns, to destroy, to bring peace, just get together, love one another, bring that peace, that joy, that strength of presence of each other in the home.

我想,在我们的大家庭时,我们不需要枪支和炮弹来破坏和平,或带来和平,我们只需要团结起来,彼此相爱,将和平、欢乐以及每一个家庭成员灵魂 的活力都带回世界。

妇女乐园(上)

By the grey light which came in through the large vent-holes, a squad of men were receiving the goods, whilst others removed the lids of the cases and opened the bales in presence of the managers of different departments.

借着从大通风孔射进来的灰色光线,一队人正在收货,而其他人则在不同部门的经理面前打开箱子的盖子,打开包裹。

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