ラ行词条特点及其原因的实证研究

从整体上看,日语辞典中ラ行词条在语种构成上、数量比例上、音韵变化过程上,以及和语词的音节结构、规则上都与ア、カ、サ、タ等其它各行的词条的性格不同:ラ行词条数量少;至今没有和语词(日本固有词);只有汉语和外来语词;而且现有的ラ行词都是平安时代和之后传入日本的。针对这些特点,考察其形成及变化的背景,应用同化原理和忠实性原理分析其形成的原因,并通过信息资料、例词及数据,可以论证"ラ行音不能置于和语词头"之规则的成立。

Reason for the Features of Ra Line Words of Japanese

From the whole,the Ra line words in Japanese dictionary have the different features with other lines words,such as a ka sa ta in the language composition,quantity ratio,phonological process,and the structure of wago words.For example:Ra line words are limited in quantity,and no wago words so far(Japan inherent word);only Chinese words and loan words;also the existing Ra line words came into Japan from peaceful time and later.To these features which were neglected by people,this essay observed the formation and changing background,also,analyzed the features'reasons by using the assimilation and faithfulness principle.This essay proved the principle of "Ra line words can not put in front of wago words"through information,words and data.