为保卫祖国而献身的战士soldiers who died in defence of their country这位烈士是为了民族独立的事业而献身的.The martyr laid down his life for the cause of national independence.基督徒们相信基督是为他们而献身的.Christians believed that Christ died for them....
我们用螺旋钻在冰上钻洞。We make a hole in the ice with an auger.螺旋钻在一刻不停地挥舞着.Drills were set to work without intermission.'螺旋'.''钻,木螺钻一种用于在木头或冰上''.'钻孔'. ''的工具.A tool for boring holes...
Cholera is a bacterial infection.霍乱是一种细菌感染。Bacterial reproduction is accelerated in weightless space.在失重的空间,细菌繁殖加快了.Brain lesions can be caused by bacterial infections.大脑损伤可能由细菌感染引起....