Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/2de59c1e0191b8bb997f4647aa0f5c4c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 semi-exact differential是什么意思，semi-exact differential的翻译，semi-exact differential音标、读音、用法和例句_伍贰汉英词典