punctuation
n. 标点符号，标点符号用法；（点断性平衡说提出的）新物种迅速（或突然）的形成
例句
Our teacher is very fussy about punctuation.
我们老师对标点符号十分挑剔。
《牛津词典》
He was known for his poor grammar and punctuation.
他以很差的语法和标点符号使用而出名。
《柯林斯英汉双解大词典》
Jessica had rapidly scanned the lines, none of which boasted a capital letter or any punctuation.
杰西卡已经迅速浏览了那几行，其中既无大写字母也无任何标点符号。
