+ plus
- minus
multiplied by ;times
divided by
= equals
approximately equals
not equal to
less than
greater than
equal to or less than
equal to or greater than
round brackets ;parentheses
square brackets
{ }braces
is a member of the set
is a subset of
∽ similar to
≌ congruent to
denotes an operation
therefore
∵ because
∶ ratio sign, divided by
跟我背CET4核心词汇:wonder
跟我背CET4核心词汇:racial
跟我背CET4核心词汇:capture
跟我背CET4核心词汇:advertise
跟我背CET4核心词汇:valley
玩游戏记英语四级单词:Fatal Fury饿狼传说
跟我背CET4核心词汇:videotape
玩游戏记英语四级单词:Millennium千
跟我背CET4核心词汇:impose
跟我背CET4核心词汇:issue
跟我背CET4核心词汇:victim
跟我背CET4核心词汇:identify
跟我背CET4核心词汇:precaution
跟我背CET4核心词汇:video
跟我背CET4核心词汇:bargain
玩游戏记英语四级单词:Revenge报仇
跟我背CET4核心词汇:valid
跟我背CET4核心词汇:coach
跟我背CET4核心词汇:coil
跟我背CET4核心词汇:render
跟我背CET4核心词汇:poverty
跟我背CET4核心词汇:religious
跟我背CET4核心词汇:isolate
跟我背CET4核心词汇:consistent
跟我背CET4核心词汇:range
跟我背CET4核心词汇:code
跟我背CET4核心词汇:internal
玩游戏记英语四级单词195Striker打击者
跟我背CET4核心词汇: invade
跟我背CET4核心词汇:grand
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