字典词典单词成语造句名言诗词古籍小说

sigmatism

['siɡmətizəm]

n. 滥用S音；s发音困难

英文词源

sigmatism (n.): 1888, "difficulty in pronouncing 'S,'" from comb. form of sigma + -ism. As "use or recurrence of 'S'" from 1889.