in word processing,a software facility which ensures that a hyphenated word at the end of a line loses its hyphen if it subsequently appears elsewhere in the text and no longer requires hyphenation

• 字（词）处理技术中的一种软件功能，能够保证一行末尾用连字符连接的字，在此后正文的别处出现且不再需要连字符号时，丢掉它的连字符号，参阅hyphenation