+ plus
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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
雷锋叔叔的故事
国际英语资讯:Sudanese officials praise Chinese medical teams support in fight against COVID-19
书包
我最喜欢的小动物--小白兔
打针
体坛英语资讯:Piatek happy to work under new Hertha coach Labbadia
体坛英语资讯:Dutch soccer league likely to end the season due to extended ban to September
为什么美国90后创业越来越难了?
体坛英语资讯:Kipchoge aims to live another Olympic dream in Tokyo
体坛英语资讯:Berlin Marathon scheduled for Sept. 27 not to take place
国际英语资讯:Chinese company awarded Enterprise Of the Year by BiHs mainstream media
下课啦
下课了
体坛英语资讯:Return of Portuguese football games depends on health authorities: FPF
秋天的景色
国内英语资讯:Xi says China ready to work with Germany, EU to create more global certainty
下课啦
国内英语资讯:Chinese premier stresses expanding employment channels for graduates
我的自画像
体坛英语资讯:Colombia says football unlikely to resume before July
小羊开店
体坛英语资讯:F1 plans to start in Austria as French GP cancelled amid COVID-19 pandemic
国际英语资讯:Turkey does not expect second wave of COVID-19: health minister
我最喜欢的电视节目
春天来了
国内英语资讯:Key industrial parks unveiled in Hainan free-trade port
顽皮的小猫
摔跤了
我的小制作
美文赏析:告诉自己,没关系!
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