the Fundamental Counting Principle
noun[S]
uk/ˌfʌn.də.men.təl ˈkaʊn.tɪŋ ˌprɪn.sə.pəl/us/ˌfʌn.də.men.t̬əl ˈkaʊn.t̬ɪŋ ˌprɪn.sə.pəl/therulethat says that if there are xwaysin which one thing can be done, and ywaysin which another thing can then be done, then there are x × ywaysin which the two things can be done one after the other
基本计数原理Numbering & counting
- absolute value
- cash
- count
- countsomethingout
- countdown
- counter
- decimal point
- dendrochronology
- headcount
- hex
- innumerate
- numeracy
- numerate
- reckonsomethingin
- recount
- renumber
- run
- run(something)intosomething/someone
- run tosomething
- standard form