Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/dd5bc5bd70a0050c3bdffece2796ed2f.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 vulcanizing英英字典_vulcanizing剑桥英语解释_vulcanizing柯林斯英文解释_94生活常识网有道词典
1. V to treat (rubber) with sulphur or sulphur compounds under heat and pressure to improve elasticity and strength or to produce a hard substance such as vulcanite 硫化; 硬化(橡胶)