首次的

The conception of EA is defined for the first time.

论文首次提出了电子事务的概念。

This major gene suppressing the dominant earliness in rice was identified for the first time, and is designated tentatively as Su-Ef-cd.

由于该基因为抑制水稻早熟基因琴cd的主效基因，是首次发现并定位，暂命名为Su一联cd。

Buddhism first entered China during the reign of Emperor Mingdi of the Eastern Han Dynasty.

在首次进入佛教的皇帝东汉明帝统治中国。

When the electric bulb was first invented in the U.S., it was such a luxury that only government bodies could afford to use it.

当电灯泡是首次在美国发明的，正是这样一种奢侈品，只有政府机构有能力使用它。

Meanwhile, thermal electrochemistry, a new method to be used to assess the ...

同时，本文首次提出了评价动力型贮氢材料性能的"热电化学评价方法"。

The quantitative studies on the reverberation of ultrasound field in a small electrolyzer were made.

本文还首次在超声电化学体系中定量研究了混响声场对电极反应电流的影响程度。

The analytical results of Positron annihilation technology demonstrate that electronegative defect centers exist in the phosphor.

首次利用正电子湮灭分析手段，证实了SrAl〓O〓：Eu，Dy磷光体中存在带负电的缺陷中心。

Inventor La France made his first fire engine in an old brick house, sold it to Elmira. It was enough to scare the horses, but it had two lines of hose and only one weakness.

发明者香格里拉法国，他首次消防车在1岁的砖房，出售给埃尔迈拉，这是足以吓唬马，但它两条线软管和只有一个弱点。

During 1899, Germany scientists Elster and Geitel discovered the particle in the air did carry with electrical, and this kind of particle was called the "Air ion".

在1899年，Elster和Geitel这两位德国科学家首次发现空气中含有带电的粒子，此粒子后来被称为「空气离子」。

The cycle of the eluviation can be shortened even without acidific.

试验首次证实，硫酸亚铁盐作基质时在曝气条件下可以不需预酸化，也可以达到较好的处理效果。

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！