In this book we have tried to typify the main classes of verbs.

在本书中,我们力图以明显的方式把动词划分几大类.

《简明英汉词典》

The main classes of materials are metals, polymers, ceramics, and composites.

材料的主要分类为金属 、 高聚物, 陶瓷, 及合成材料.

辞典例句

Fatty acids can be divided roughly into two main classes.

脂肪酸可粗略地分为两大类.

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They are of two main classes , protective duties and revenue duties.

关税主要有两种, 保护税和所得税.

辞典例句

Five main classes of pollutants are emitted into our air by a variety of sources.

从各种污染源中排放到空气中的污染物主要有五种.

英汉非文学 - 环境法 - 环境法

The main classes of the application package are listed below.

这些应用程序的类如下所示.

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Those problems fell naturally into several main classes.

这些问题可自然地分为几大类.

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Generally, there are two main classes of viruses.

一般说来, 主要存在着两类计算机病毒.

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They vary in shape. The two main classes are RNA viruses ( see retrovirus ) and DNA viruses.

病毒形状各不相同. 主要的二类是核糖核酸病毒和去氧核糖核酸病毒.

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Yang Yun had into the spectrum of the main classes Kun classes Quaid agency.

曾入杨韵谱主班的坤班奎德社.

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