French artist and inventor of the daguerreotype process for obtaining positive photographic prints.

达盖尔，路易斯·雅克·曼德1789－1851法国艺术家和发明家，发明了银版摄影术，能洗出照片正画来。

Self-confident, ambitious and positive, Paula is a tough cookie who is bound to do well.

葆拉自信、乐观、有抱负,且相当有主见,她肯定会有所成就。

The positive pole carries a positive charge while the negative pole does a negative charge.

正极带正电荷, 负极带负电荷。

An electron has a negative charge,a proton has a positive charge.

电子带负电荷,质子带正电荷。

Are you positive that you saw him?

你有把握断言你见过他吗?

The whole tenor of the meeting was very positive.

会议整体氛围很积极。

Results 60%cancer karyon, cytoplasm display positive signal of Staphylococcus aureus L-form DNA.

结果60％癌细胞核、浆内显茵L型DNA阳性信号。

The only positive and allowed type of dictature ever worth supporting!

这种惟我独尊气势和风格永远值得支持！

On intravenous urogram the ureterocele usually showed a positive cobra-head dilatation.

静泌尿系可见其影像，与“眼镜蛇头”相类似。

The rendering of the zhoufang the positive just right solum impersonate this magic power.

周昉渲染正恰到好处地体现出这一魅力。

Even innocuous substances can sometimes register a positive result in a drug test.

即使无害物质在药物测试中有时也会呈阳性。

The man’s worse than irritating,he’s a positive menace!

这个人不仅惹人生气,简直是讨厌透了。

The man's worse than irritating, he's a positive menace!

这个人不只惹人生气, 简直是讨厌透了。

They may start moving upwind using optomotor stimulation and show positive anemotaxis.

它们凭借视觉刺激，可能开始逆风飞行，表现出正趋风性。

The result showed that the positive is 33.1 % and the microfililaria is labialpapilia filaria microfililaria.

蛄果表明,血中微丝蚴阳性率占33.1％,并对血中微丝蚴形态进行了观察,认定该种微丝蚴为唇乳突丝虫微丝蚴。

Film positives to be right reading emulsion side down and accompanied by progressive proof and mechanicals.

菲林正片须文本在上，药膜在下，并伴有单夹色打样.

C36CH2 cations have antiaromaticity with negative resonance energy, whereas C36CH2 anions have aromaticity with positive resonance energy.

反之，C36CH2阴离子因共振能为正值而具有较高芳香性和稳定性。

It’s proof positive of her belief in the company that she’s investing her own money in it.

她自己都在给公司投资，这是她对公司坚信不疑证据。

Daguerre:French artist and inventor of the daguerreotype process for obtaining positive photographic prints.

"达盖尔:法国艺术家和发明家,发明了银版摄影术,能洗出照片正画."

Other features include: Preselector time control for auto cycling;Roll slide positive stop;and Automatic lubrication.

自动旋转时间预选控制， 辊子滑动前挡板， 以及自动润滑。