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According to health officials, cases for the contagious disease Mumps has hit a 10-year high in the United States.
據(jù)衛(wèi)生官員稱，美國(guó)流行性腮腺炎病例已達(dá)到10年來(lái)的最高水平。
Officials add that the disease is especially common on college campuses.
官員補(bǔ)充道，這種疾病在大學(xué)校園尤為常見(jiàn)。
Before a mumps vaccine became widely available back in 1967, nearly every child in the U.S. would get infected. Since then, cases have declined over 99 percent.
在1967年流行性腮腺炎疫苗在美國(guó)普及之前，幾乎每個(gè)孩子都會(huì)受到感染。此后，這一發(fā)病率已下降百分之99以上。
Symptoms for Mumps typically begin 16 to 18 days after infection.They then last around 7 to 10 days.
流行性腮腺炎癥狀通常在感染后16至18天出現(xiàn)，約持續(xù)7天到10天左右。
Up to 40 percent of people with mumps have mild symptoms and may not even realize they are sick. However, they can still spread the disease to others.
多達(dá)百分之40的腮腺炎患者有輕微的癥狀，甚至可能沒(méi)有意識(shí)到他們生病了。但是他們?nèi)詴?huì)將這一疾病傳染給他人。
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