同根派生 英汉例句用作名词 (n.)Alan was clutching at straws when he took his dying wife to another doctor.艾伦把奄奄一息的妻子带去看另一位医生，那是在把死马当活马医。A vet dispatched the injured horse.兽医把那匹受伤的马杀死了。A veterinary surgeon is a doctor of a sort.兽医是一类医生。