+ 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
∷ equals
国际英语资讯:Manila appoints ambassador to DPRK
国内英语资讯:Chinese vice premier attends Thai King Bhumibol Adulyadejs royal cremation ceremony
新西兰女总理上任第一把火:禁止外国人买房
体坛英语资讯:Host Indonesia expects to secure golds in at least 8 sports in 18th Asian Games
体坛英语资讯:Mainz draw 1-1 with Frankfurt
肉毒杆菌或能用于缓解儿童和青少年的偏头痛
国内英语资讯:China to further promote social civility in rural areas
去酒吧不会这些英语,那还是早点睡吧
国内英语资讯:China to issue guideline to improve business environment for foreign investors
国际英语资讯:UN envoy calls for dialogue to find solution to Iraqs protests
马云真要征服世界!还拿了个世界首个博士学位
高校学生超60%对创业感兴趣 二线城市成首选
基因检测结果呈阴性?这可能是“虚假的安慰”
肯尼迪遇刺档案解密 或揭开世纪最大迷案
国际英语资讯:U.S. seeks no war, but denuclearization of Korean Peninsula: defense chief
The Real Champion 真正的冠军
New Year Mood 年味
川普以国家安全为由宣布暂缓解密数百份肯尼迪遇刺文件
爱奇艺将于2018年在美国IPO 估值超80亿美元
国际英语资讯:Police shoot dead anti-poll protester in west Kenya
国际英语资讯:Thai King Bhumibols remains collected
张培基英译散文赏析之《欣赏自己》
国内英语资讯:Premier Li meets South African deputy president
国内英语资讯:China will not change determination to deepen relations with Russia -- Xi
宜家新广告遭吐槽:广告只要创意好,三观就真的不重要吗?
体坛英语资讯:Defending champion Shi upset, top seeds Zheng and Chen tested at BWF French Open
国际英语资讯:Spanish govt officially takes control of Catalonias regional govt
小酌不仅怡情,还能让你的外语说得更流利
国际英语资讯:UN Security Council strengthens call for womens participation in peace processes
国际英语资讯:U.S.-led coalition says Iraqi forces, Kurdish Peshmerga reach cease-fire