1·This dissertation belongs to synchronic study.
此论文属于共时的研究。
2·On the other hand, synchronic study cannot remove the conception of the evolution.
另一方面，共时研究不能排除演化的概念。
3·The paper is a descriptive synchronic study on the differences between English and Chinese in terms of reference.
本文是对英语和汉语在照应方面的差异的描述性共时研究。
4·He not only paid close attention to different cultural forms in different district and different historical period, but also studied these differences from synchronic and diachronic angles.
他不但关注不同地域和不同历史时期的文化形态的差异，而且从共时和历时的角度对其不同之处进行了研究。
5·The theories about distinguishing synchronic linguistics and diachronic linguistics put forward by Saussure are of guiding significance in the study of language.
索绪尔提出的有关共时语言学和历时语言学相区别的理论，对于语言研究具有普遍的指导意义。