单词	转向关结
释义	转向关结steering knuckle
随便看	placenta praevia partialis totalis--placenta praevia centralis placenta praevia partialis，placenta praevia lateralis placenta praevia totalis placenta praevia totalis--placenta praevia centralis placenta praevia totalis，placenta praevia centralis placenta previa placenta, randständig placenta reflexa placenta reniformis placenta respiration placenta--respiration placenta-- retained placenta; retained placentas placenta septa placenta sinus placenta spuria placenta succenturiata placenta syndesmochorialis placentate placentate--placentiferous placentation placentation bleeding placentations placenta triloba