Foot and mouth disease is the big one.

口蹄疫是最主要的一种。

Until the last outbreak, Indonesia had been free of foot and mouth disease since 1986.

直到上次疫情爆发为止，印度尼西亚自1986年以来一直没有爆发过口蹄疫。

Foot and mouth disease, which sickens animals, is a big threat to agriculture and food producers.

使牲畜患病的口蹄疫是对农业和食品生产者的一大威胁。

But, animal traders have reported lower sales this year because of the presence of foot and mouth disease.

但是，牲畜交易商报告称，由于口蹄疫的存在，今年的销售额有所下降。

Strict measures were taken to control the spread of foot and mouth disease.

【control】采取了严格的措施来控制口蹄疫的传播。

This summer, the US has seen an unusual outbreak of enterovirus, a big, diverse group of viruses that can cause illnesses ranging from summer colds to polio and hand, foot, and mouth disease.

今年夏天，美国爆发了一次不寻常的肠道病毒疫情， 这是一大类多样化的病毒，可引起从夏季感冒到小儿麻痹症和手足口病等多种疾病。