thumbboard

发音

US /ˈθʌm.bɔɹd/
AU /ˈθʌm.bɔːd/
UK /ˈθʌm.bɔːd/

词形变化

thumbboards 复数 thumbboards

别名

thumboard

释义与例句

n.
  1. 1.

    A small keyboard designed to be operated with the thumbs, as on smartphones.

词源

Blend of thumb + keyboard. By surface analysis, thumb + board.

来源：wiktionary