The helicopter rotor blade deicing technique is greatly important to ensure the flight safe - ty.直升机旋翼桨叶除冰技术对保证直升机飞行安全是十分重要的.It is best to allow the rotor to rotate freely.最好让转子自由旋转.The rotor has recesses in its three fa...
He was sitting at the big table cradling a large bowl of milky coffee.他坐在一张大桌子旁，手里捧着一大碗加了牛奶的咖啡。He smiled with effort, and cradling the book, he seated himself.他努力地作出了个笑容, 抱起大书坐了下来.Used for hanging, cradling, communicatio...
His most prized time, though, will be spent quietly on his farm.不过，他最宝贵的时光将在自己的农场里平静地度过。European flatfish, Scophthalmus maximus, that has a brown, knobby upper side and is prized as food.一种欧洲比目鱼,大菱鲆身体上部棕色, 散布着许多小瘤, 是极受重视...
这些蕨类植物在湿热的环境中长得最旺。These ferns will grow best in a humid atmosphere.这种湿热的天气使人感到懒洋洋的.This humid heat makes you feel rather sluggish.短吻鳄产于美洲和中国的江湖及湿热地带.Alligator lives in the rivers and lakes in the hot wet parts of America...