Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/498b4f19118b2491c8039b9ca911da74.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 trench cover slab是什么意思，trench cover slab的翻译，trench cover slab音标、读音、用法和例句_甲百匯小鸡词典