The engine keeps backfiring all the time.发动机老是回火.The EPA's rules about what constitutes hazardous waste are backfiring against the nationwide recycling effort.环保署关于有害物质的法规同全国资源回收的工作正好唱反调.A sudden report rang out -- ...
Some green seaweeds such as enteromorpha flourished in spots.有一些绿色海草--如扁管海藻--东一片西一块地长得很好.The pyrolytic characteristics of two seaweeds were investigated by thermogravimetric analysis technique.采用热分析技术研究了两种海藻的热解特性.Soak th...
Even the most apathetic students are beginning to sit up and listen.连最不感兴趣的学生都开始坐直了听讲。The illness made her apathetic and unwilling to meet people.疾病使她冷漠，不愿见人。I realised I was becoming increasingly depressed and apathetic...
In winter bears usually hibernate in their dens.冬天熊通常在穴里冬眠....the crack dens of urban America.美国城市中的可卡因毒窟I could provide you with the addresses of at least three illegal drinking dens.我可以为你提供至少 3 处非法饮酒窝点的地址。Female bears ...