二十八

I explained to the man immediately, and then I wrote a sentence on a slip of paper.

从一九二九年到一九四八年这二十年中间，我写得很快，也写得多。

I explained to the man immediately, and then I wrote asentence on a slip of paper.

从一九二九年到一九四八年这二十年中间，我写得很快，也写得多。

In this paper, acetanilide used as start material was chlorosulfonated, then reacted with alkylamines with different length of carbon chain to prepare 4 p-acetylaminophenylsulfonylalkylamine.

本文以乙酰苯胺为起始原料，经氯磺化后分别和不同碳链的正烷基胺反应制得4种不同碳链长度的对乙酰氨基苯磺酰烷基胺，将其水解后制得了对氨基苯磺酰正丁胺、对氨基苯磺酰正辛胺、对氨基苯磺酰正十二胺和对氨基苯磺酰正十八胺。

Fishing is the main reason that 18 of 21 species of albatross are threatened with extinction, he explained.

捕鱼是使二十一种信天翁中的十八种濒临灭绝的主要原因，他解释道。

Many studies have been carried out on tribological properties of aluminum bronze alloys since 1980's.

二十世纪八十年代以来，国内外非常重视对铝青铜合金及其摩擦学特性的研究。

In the middle 1980s, two archivist of the United States advocated significances of Provenance Principle.

二十世纪八十年代中期美国档案学者对来源原则的反思逐步达到高潮。

Is comparable to the size of aromatics, which suggests its potential applications as catalysts and adsorbents.

磷酸铝系列分子筛是二十世纪八十年代开发成功的一类具有中性骨架的微孔材料。

They have scored 56 runs in their last four games and, until the eighth inning on Tuesday, had put at least one runner on base for 24 consecutive innings.

他们再过去四场比赛中得的五十六分，直到星期二比赛的第八局，他们在连续二十四局中都至少有一名跑者上垒。

Still based on Ciarlet-Raviart mixed variational principle, this section gives the mixed finite volume element scheme for biharmonic equation on rectangular partition.

综合有限元方法及有限差分方法的优点，李荣华教授于二十世纪八十年代初提出了广义差分方法，亦称为有限体积元方法。

From the 80's of twenty century, three-dimensional braiding composites, for its excellent mechanical properties, have been got more and more extensive researches and applications.

从二十世纪八十年代开始，三维编织复合材料由于其优越的力学性能，而得到越来越广泛的研究和应用。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。