1、

In figure 24 'D' denotes quantity demanded and 'S' denotes quantity supplied.

在图24中,D代表需求量而S代表供应量。

《柯林斯高阶英汉双解学习词典》

2、

Decide whether the ball is in square A, B, C, or D, then call and leave your answer

选定球放在A、B、C、D哪个方格,然后打电话来,留下您的答案。

《柯林斯高阶英汉双解学习词典》

3、

She went from a D in her mocks to a B in the real thing.

她模拟考试得了D,到了真正考试的时候却拿了个B。

《柯林斯高阶英汉双解学习词典》

4、

Butter, margarine, and oily fish are all good sources of vitamin D.

黄油、人造黄油和多脂鱼都含有丰富的维生素D。

《柯林斯高阶英汉双解学习词典》

5、

Milk, oily fish and egg all contain vitamin D.

牛奶、油性鱼类和鸡蛋都含有维生素D.

《柯林斯高阶英汉双解学习词典》

6、

This special form of vitamin D is naturally present in breast milk.

这种特殊形态的维生素D天然存在于母乳中。

《柯林斯高阶英汉双解学习词典》

7、

The second quotation is from an essay that D H Lawrence wrote in the nineteen-twenties.

第二段引文出自D.H.劳伦斯20世纪20年代写的一篇文章。

《柯林斯高阶英汉双解学习词典》

8、

This kind of lighting encourages vitamin D synthesis in the skin.

这种光照会促进皮肤中维生素D的合成。

《柯林斯高阶英汉双解学习词典》

9、

Kevin: Yes, I've started, and I've found some good people for R and D.

凯文: 是的, 已经开始了, 而且我也找到了几个不错的研发人员.

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10、

Two percent of total sales is spent on R and D.

总销售额的百分之二的花费在研究开发上.

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11、

If the note of D is sounded on a harp, all the corresponding D strings of other octaves will likewise resonate.

如果用竖琴演奏D音符,其他八度音阶所有相应的D弦都将发出共鸣。

《柯林斯高阶英汉双解学习词典》

12、

The quaternary ammonium salts of liensinine differ from d-tubocurarine by one less ether linkage in chemical structure.

莲心碱的季铵盐与箭毒块茎碱的化学结构不同,缺少一个氧醚键。

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13、

Linear Measurement of D-A Converter

数模转换器的线性测量

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14、

NIR dyes can be divided into metal complexes, ionic dyes, large π-conjugated compounds and donor-acceptor ( D-A).

近红外染料大致可分以下三种类型:金属配合物型、离子型和电子受体-电子供体(D-A)型。

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15、

We studied the thermal stability, electrical and photophysical properties via Cyclic voltammetry, Absorption and Fluorescence spectra, thermogravimetric analysis. The relationship between the polarity of solvents and the conjugation length of the D-A structure with luminescent properties have also been studied.

利用循环伏安法,紫外吸收光谱,荧光发射光谱,热重分析等对其电化学性能,光学性能,以及热稳定性进行研究,同时考察了溶剂极性和D-A结构共轭长度对发光性能的影响。

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16、

It was found that these complexes can accelerate the rate of the D-A reactions, but almost had no effect on the ratio of endo to exo of the products by introduction of various substituents in comparison with the reaction in the absence of the catalyst.

实验结果表明:与没有催化剂的反应体系相比,这些稀土配合物能明显加快反应速度,但未能明显提高产物的内外型比例。

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17、

The effect of oxytocin on N-EP could be abolished by d-tubocurarine ( dTC), a blocker of efferent nerve of olivo-cochlear bundle.

OXT的这种作用可被氯化筒箭毒(dTC)阻断橄榄耳蜗束的传出控制所取消。

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18、

Many companies in Britain are keen on the idea of tax incentives for R& D.

英国许多公司都很欢迎以税收优惠的方式来鼓励研发的想法。

《柯林斯高阶英汉双解学习词典》

19、

No. This is what happened last year. I said I'd make up for it with something special not just a corner booth at Donatella's and a romp in the sheets.

不去年就是这样我说过我会做些特别的事来补偿并不只是在角落看看范思哲的展品还有在床上亲热亲热

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20、

Mmm. Yeah. That'd be a good move.

那真是个好主意

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