noun
key
/ki:/
key 是什么意思
钥匙,键,解答,关键
Metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated something crucial for explaining pitch of the voice any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music.
词性
noun
难度
进阶
页面用途
检索复习