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The police are suspicious of his allegation of not present, because he has criminal record before.

警方对他不在场的辩解表示怀疑，因为他已有前科。

The police doubt his allegation that he is not present because he has criminal record.

警方对他不在场的辩解表示怀疑，因为他已有前科。

Second, most of the content of the assigned chorus piece were chosen to meet to the elementary students' musical abilities. The form was referred to as AB; two parts songs were usually selected; the meter signature was referred to as quarter note gets one beat and beats can be grouped in twos or fours, it remained stablely in the whole tune; the tempo of assigned chorus piece almostly based on "Moderato" and "Allegretto"; the tonality are combined with the major and minor scales and also present as the pentatonic scales, the minor scale were rarely used.

二 、九十二至九十六学年度国小合唱指定曲的内容，大部分与国小音乐能力指标相符：乐曲曲式明确，以二段式居多；编制以同声二部为主；拍号以单拍子的二拍、四拍为主，少有拍号变化；速度以中板、稍快板为主；调性不完全偏向大小调乐曲，仍兼顾调式乐曲，转调变化的不多，小调乐曲较少出现。

For the purposes of the present Treaty the Allied Powers shall be the States at war with Japan, or any State which previously formed a part of the territory of a State named in Article 23, provided that in each case the State concerned has signed and ratified the Treaty.

本条约所谓之联盟国，谓与日本进行战争之国家，或依据第 23 条所列举先前为该国一部分领土的国家，而此国家已经签署并批准本条约者。

But it is lack of scientific proof, furthermore at present it is lack of analysis of quality and quantity to the effective medical components of Allium chinense.

Don，百合科葱属植物，在传统医学中已经认识到它的消炎和保健的重要作用，但在使用过程中缺乏科学依据，而且目前对蕌头中有效药用成分的研究缺乏定性、定量的分析。

Up to the present,there is no effective medicine for the allopathy, therefore, it is necessary to develop an effective rotavirus vaccine.

迄今，对RV感染除了对症处理外并无特效药物，因此研究和开发安全有效的轮状病毒疫苗具有很重要的意义。

At present there is no effective therapeutics to treat PD except the allopathy. The discovery of neural stem cells in the adult mammalian brain provides a new chance to effect a radical cure on PD. But how to make the limited neural stem cells proliferating enough and differentiating into the dopaminergic neurons which can repair the nigrostriatal pathway and help to eliminate the PD symptoms becomes an urgent problem.

成年动物脑内神经干细胞的发现为根治帕金森病提供了新的细胞源泉，但如何使有限的神经干细胞增殖到足够数量并转化为多巴胺能神经元，使之能够修复黑质纹状体通路，逆转帕金森病临床症状，是目前亟待解决的问题。

Soils dominated by 2:1 clays(montmorillonite, vermiculite, illite), more frequently found in temperate zones, but also present in tropical and subtropical areas; behave different from the typical tropical red soils (Ultisols and Oxisols dominated by Fe and Al oxides and kaolinite) and from the soils developed from volcanic ash (Andisols dominated by allophane, imogolite, and humus-Al complexes) that are widely spread over the world.

我们常在温带地区发现的2：1型粘土矿物为主的土壤，也出现在热带和亚热带地区。这些土壤不同于世界范围内广泛分布的典型的热带红壤(以铁铝氧化物和高岭石为优势粘土矿物的老成土和氧化土)，也不同于由火山灰（以水铝萤石、伊利缟石和腐殖质-Al复合体为优势粘土矿物的火山灰土）发育的土壤。

In this paper we present a method we use to train context-independent phone models.On the basis of trained context-independent phone models,the training of allophone models and the output distributions generalizing of allophone models using binary decision trees can be accomplished.

在本文中，给出一种用于训练与发音语境无关音素模型的方法，然后利用这种音素模型完成对异音模型的训练、以及对异音模型的输出分布的二值决策树聚类。

In present review, focusing on the low-copy nuclear genes, we summarize the appli-cation of these genes in the phylogenetic reconstruction of allopolyploid plants and bring forward some critical issues in this field.

以低拷贝核基因为主线，概述了其在多倍体植物系统发生中的应用和相关注意事项，并对其在多倍体植物中的表达变化及其分子机制进行了探讨，系统地介绍了国际上相关领域的研究成果和最新动向。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。