有的
冒号
1.冒号用于对后面内容的介绍或解释,如 This is her plan: go shopping.
2.冒号用于名单之前,特别是一个竖排的名单。
We transferred three employees to new branches:
• Tony Wang to New York City
• Mike Jackson to Tokyo
• Mark Foster to Paris
当名单横排的时候,冒号要用在一个完整的句子之后,如 We need seven people: three students, three engineers, and a professor.
3.冒号用于一个正式的引用之前。如 The professor said: “It was horrible.”
4.冒号也可用于商业或正式信函的称谓后面,如 Dear Mr. Lee:(美国英语中,信件或演说词的称呼语之后用冒号,而在英国英语中多用逗号。)
5.冒号用于数字时间的表示,如16:45 或 4:45 p.m.
6.冒号用于主标题和副标题之间,如 Web Directory: World and Non-U.S. Economic Data