calculator
noun /ˈkælkjuleɪtə(r)/
  /ˈkælkjuleɪtər/
 - enlarge imagea small electronic device or piece of software for calculating with numbers计算器(指电子设备或软件) - a pocket calculator袖珍计算器 
- I used the calculator app on my phone.我用手机上的计算器应用。 
- Exam candidates are not allowed to use advanced calculators with database capability.考生不得使用有数据库功能的高级计算器。 
 Collocations Dictionaryadjective- desk
- hand-held
- …
 词源late Middle English: from Latin, from the verb calculare, from calculus ‘a small pebble ’(as used on an abacus).
- a pocket calculator


