Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/2deca142b43d889e80516cbc19d1c70c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55
water-seal英英字典_water-seal剑桥英语解释_water-seal柯林斯英文解释_沉淀汉英词典
沉淀汉英词典

water-seal

W 开头单词

柯林斯词典

    water seal

  • 1. N a small amount of water contained in the trap of a drain to prevent the passage of foul smells 水封

    • 返回 water-seal