# substratum ##### 词义 - 英：/ˈsʌbstrɑːtəm/； 美：/ˈsʌbstreɪtəm/ - #词性/n (尤指岩石或土壤的)下层，底层 ##### 例句 - Problems on the Substratum of Ancient Yue Languages in Southern Chinese Dialects - 南方汉语古越语底层问题新探 - Chinese is substratum of contact languages . It is also the important factor to change the structure and function of language in the language union . - 处于内核的汉语同时也是接触语言中的底层部分，是促使圈内语言结构和功能变化的重要因素。 - His recreation of the city is credible , with a substratum of fact to bolster the fiction . - 他对该城历史的再现是可信的，虚构的小说情节隐念着一些事实作为支撑。 ##### 形态 - #形态/word_pl substrata