imperfective

The core viewpoint aspect refers to those with higher grammaticalization level, including perfective and imperfective.

核心视点体是指语法化程度相对较高的视点体。包括完整体和未完整体两类。

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The harmful creditor's rights may emerge when environmental protection funds were invested because of the imperfective system.

环境保护基金在投资中由于体制等方面的原因会产生不良债权。

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The research reflects that the reasons of under-pricing are imperfective security market and the poor management and ownership structure of banking industry.

研究认为，抑价产生的原因在于我国证券市场尚不完善，银行的管理及股权结构欠佳等。

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Recognition is finished. the mechanism of imperfective progressive in cognitive psychology

非完成动词进行体语义的认知机理

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Perfective verbs can be used in imperfective way, and vice versa.

完成动词可以转换为非完成动词，反之亦然。

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Aspect is classified into two kinds of perfective and imperfective in aspectual systems.

体分为完成体和非完成体两种。

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There are two classifications of time adverbs based on actions and perfective or imperfective situations in sentences.

是以句中动作、状态的完成或未完成为中心将时间副词分为了两大类，接着再将表示动作的完成和未完成的时间副词进行各自的小分类。

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The aspectual contrast between perfective and imperfective is found in many Slavic languages.

完成体和未完成体之间的对立见于许多斯拉夫语。

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