词汇 | keyboard |
词根词缀 | 词源: 1819, from key (1) in sense of "mechanism of a musical instrument" + board. Originally of pianos, organs, etc., extended to other machines 1846. The verb is first recorded 1961. Keypad is from 1975; keypunch is from 1933. Keystroke first attested c.1910. 词根记忆: n. 键盘vt.用键盘输入(信息)The roaring oar hit the coarse keyboard on the cupboard aboard the boat.轰鸣的桨击中了船上碗柜上的粗糙键盘. |
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