Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/0f7d6b577e08a0f82d82dbbfed64f201.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 skin effect英英字典_skin effect剑桥英语解释_skin effect柯林斯英文解释_食材鋪反向词典
1. N the tendency of alternating current to concentrate in the surface layer of a conductor, esp at high frequencies, thus increasing its effective resistance 集膚傚應; 表麪傚應