Warning: file_put_contents(/www/wwwroot/ppbbbu/202081.com/cache/2f76c56298e075186db26dc9cf443795.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 vulcanize英英字典_vulcanize剑桥英语解释_vulcanize柯林斯英文解释_2020年的事情英文词典
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)