Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/af629035aa05bfe4a4b84764b8c5c0b7.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 rocket engine英英字典_rocket engine剑桥英语解释_rocket engine柯林斯英文解释_94生活常识网有道词典
1. N a reaction engine in which a fuel and oxidizer are burnt in a combustion chamber, the products of combustion expanding through a nozzle and producing thrust 火箭引擎 (Also called rocket motor)