对称溴氯乙烷 英语环境专业词汇3共有 0 条回复件 ... driving cycle试验阶段;试用期 drop in ozone臭氧减少 drop-in substitute随手可得的代用品 ...
双语例句
1
Fresh from his honeymoon, Hazem Gamal heard his wedding ring drop as he fled into a toll booth by the Brooklyn Battery Tunnel to escape the dust cloudfrom the crumbling south tower.