单词	sealed fire areas
释义	sealed fire areas 封闭火区
随便看	mechanism stability mechanisms to advance exchanges and cooperation mechanisms to aid declining industries mechanisms to compensate for resource depletion mechanisms to evaluate mechanisms to guide mechanisms to motivate mechanisms to resolve contractions mechanisms to train mechanism structure mechanism study mechanism support Mechanisms using asymmetric techniques ISDN mechanism symbiosis mechanism synthesis mechanism system mechanism systematic mechanism teaching management Mechanismtest mechanism theory mechanism time constant mechanism to attract mechanism to meet contingencies mechanism topology matrix mechanism to prevent and control