中学英语学习常用的数学符号用英语怎么说

　. period or full stop中学英语学习这个单词表达 句号

　　， comma 逗号

　　： colon 冒号

　　; semicolon 分号

　　! exclamation mark 惊叹号

　　? question mark 问号

　　- hyphen 连字符

　　* asterisk 星号

　　' apostrophe 所有格符号，单词内部的省略

　　— dash 破折号

　　_ underscore 

　　‘ ’ single quotation marks 单引号

　　“ ” double quotation marks 双引号

　　( ) parenthesis or round brackets 圆括号

　　[ ] square brackets 方括号

　　<> Angle brackets 尖括号

　　{} curly brackets or braces 大括号

　　《 》 French quotes 法文引号;书名号

　　... ellipsis 省略号

　　¨ tandem colon 双点号

　　" ditto 同上

　　‖ parallel 双线号

　　/ slash or virgule or diagonal mark 斜线号

　　& ampersand = and

　　～ tilde or swung dash 代字号

　　§ section; division 分节号

　　→ arrow 箭号;参见号

　　| vertical bar 竖线

　　\ backslash 反斜线

　　用法

　　句号 Period

　　用以表示一个句子的结束

　　Hockey is a popular sport in Canada.

　　The federal government is based in Ottawa.

　　中学英语学习用在缩写中的符号：

　　B.C. is the province located on the West Coast.

　　Dr. Bethune was a Canadian who worked in China.

　　The company is located at 888 Bay St. in Toronto.

　　It is 4:00 p.m. in Halifax right now.

　　问号 Question Mark [?]

　　在句子的结尾使用问号表示是直接疑问句：

　　How many provinces are there in Canada?

　　留心：在间接疑难句结尾不要加问号：

　　The teacher asked the class a question.

　　Do not ask me why.

　　叹号 Exclamation Mark [!]

　　在句子的结尾利用叹号表示惊疑、愉快等感情：

　　We won the Stanley Cup!

　　The forest is on fire!

　　逗号 Comma [,]

　　句子中的停顿

　　Therefore, we should write a letter to the prime minister.

　　在疑难句中引出谈话人：

　　"I can come today," she said, "but not tomorrow."

　　排列三个或以上的名词：

　　Ontario, Quebec, and B.C. are the three biggest provinces.

　　引出定语从句

　　Emily Carr, who was born in 1871, was a great painter.

　　单引号 Apostrophe [']

　　表示所有

　　This is David's computer.

　　These are the player's things. (things that belong to the player)

　　Note: 对复数形式的名词，只加'

　　These are the players' things. (things that belong to the players)

　　缩写I don't know how to fix it.

　　引号Quotation Marks ["]

　　直接引出某人说的话：

　　The prime minister said, "We will win the election."

　　"I can come today," she said, "but not tomorrow."

　　冒号Colon [:]

　　引出一系列名词

　　There are three positions in hockey: goalie, defence, and forward.

　　引出一个较长的引语

　　The prime minister said: "We will fight. We will not give up. We will win the next election."

　　分号Semicolon [;]

　　将两个相关的句子衔接起来

　　The festival is very popular; people from all over the world visit each year.

　　跟逗号一起应用引出一系列名词

　　The three biggest cities in Canada are Toronto, Ontario; Montreal, Quebec; and Vancouver, B.C.

　　中学英语学习表达破折号Dash [-]

　　在一个句子前作总结

　　Mild, wet, and cloudy - these are the characteristics of weather in Vancouver.

　　在一个句子的前面或后面加入额外的说明

　　The children - Pierre, Laura, and Ashley - went to the store. Most Canadians - but not all - voted in the last election.

　　表现某人在谈话过程中被打断

　　The woman said, "I want to ask - " when the earthquake began to shake the room.

　　连字符Hyphen [-]

　　连接两个单词

　　sweet-smelling

　　fire-resistant

　　将前缀

　　anti-Canadian

　　non-contact

　　在数字中使用

　　one-quarter

　　twenty-three