英语词汇“piano keyboard”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	piano keyboard
释义	piano keyboard /pɪˌanəʊ ˈkiːbɔːd/ noun The row of keys on a piano; a similar row of keys on another instrument. The modern standard piano keyboard consists of 88 keys, giving a compass of about seven-and-a-quarter octaves. The keyboard is arranged in two rows, the natural keys (usually white), and the sharps and flats (usually black).. Origin Mid 19th century; earliest use found in The Continental Monthly. From piano + keyboard.
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英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

piano keyboard