There is a 60% probability that the population will be infected with the disease.
民众感染这种疾病的概率为60%。
He says it is not unusual for thousands of children each year to be infected with what he says is normally a benign and mild disease.
他说，每年有数以千计的儿童患这类病症，而通常都是温和不致命的。
If you're bitten by a dog, you may be infected with a terrible disease - rabies.
如果被狗咬了，你就可能会染上一种可怕的疾病——狂犬病。
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