sign of disease meaning in Chinese

病征

Once signs of disease occur , it is invariably fatal
患者一旦出现病徵，即可致命。
I thoughtyou said therewas no sign of disease
你说没有疾病迹象
Close contacts would need to be placed under surveillance for early signs of disease and may be given preventive medications
怀疑染上疾病的人士则须立刻接受生监察，或服食预防性药物。
The participants were interiewed about their medical history , diet and medication use and were closely monitored for signs of disease progression through regular endoscopies and tissue biopsies
参与者被询问他们的医疗史、饮食和药物使用情况并通过定期内窥镜检查和组织活检严密监视疾病进展病征。
Rabies is special in this regard because a dog can be infected with the rabies virus but show no signs of disease for several months . when dogs develop signs of rabies , they often become unusually aggressive and bite people and other animals , spreading the infection
感染狂犬病病毒的狗只可能在数月后才出现病徵，发病狗只一般会出现异常咬人和袭击动物的行为，从而将疾病传播。