首次的

Equestrianism made its Summer Olympics debut at the 1900 Summer Olympics in Paris, France.

历史马术比赛是在法国巴黎1900年夏季奥运会上首次亮相的。

According to Oseledec multiplicative ergodic theory and singular boundary theory, the conditions of local and global stability were acquired.

为了研究随机因素对经济系统稳定性的影响，建立了系统可靠性函数和首次穿越时间概率密度函数，并结合初始条件和边界条件得到了数值结果。

Chinese mountaineers reached the summit of Mount Qomolangma on May 25,1960for the Erst time,which was an amazing bt marking the fkst human ascent from the north face ofthe highest mountain on earth.

中国运动员于1960年5月25日首次珠峰登顶成功，并创造了人类从北坡登上地球之巅的伟大壮举。

For the first time, we identify that the helical structure appeared in an eruptive sinistral filament was left-helical one.

在一个左旋爆发暗条中，我们首次认证了其螺旋结构是左旋的。

We first studied the interaction mechanism of Erythrosin B with proteins by spectrophotometry and fluorospectrophotometry, calculated their binding number, binding constants and binding site, and estimated their binding type.

将分光光度法和荧光光度法结合，首次研究了四碘荧光素与蛋白质的作用机理，计算了结合数、结合常数和结合位置，判断出结合类型。

MILAN - In the first part of his presentation news conference, Esteban Cambiasso underlined his desire to be part of Inter's new project.

坎比亚索在首次新闻发布会上，谈到了他自己加盟国际米兰的渴望。

Based on the above experimental results, the DNA cleavage mechanisms of Ser-His and ethanolamine were proposed.

它们与丝组二肽一样，都可以在没有金属离子存在的条件下以水解方式切割DNA，这在世界上属首次报道。

Etymology: This term became popular in the 1990s. It waswho are good at sales and customer service.

词源：这个片语首次在1990年代出现，形容公司中一些很会销售和做客户服务的人。

Fatty acid desaturase gene was cloned from genomic DNA and cDNA of Euglena gracilis through PCR with primer designed acroding to the reported equences.This gene had an open reading frame of 1266bp that encodes 421 amino acids.

根据已报道的Δ8-脂肪酸脱氢酶基因设计引物，分别从小眼虫藻基因组DNA和cDNA中扩增得到该基因片段，序列分析结果表明，结构基因长1266bp，编码421氨基酸，而且没有内含子，这是国内外首次报道。

The main conclusions are:(1) The dymatic process of eutectoid transformation is observed continuously though high-temperature microscope for the first time.

由实验结果和分析可得出以下结论：(1)首次利用高温金相显微镜连续地观察共析转变的动态过程。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！