Warning: file_put_contents(/www/wwwroot/ppbbbu/oiqp.com/cache/886ed0e95838ab01fb108d791db1c060.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/oiqp.com/index.php on line 55 tuning fork英英字典_tuning fork剑桥英语解释_tuning fork柯林斯英文解释_奇葩剧汉英词典
1. N-COUNT A tuning fork is a small steel instrument which is used to tune instruments by striking it against something to produce a note of fixed musical pitch. 音叉