慢性细菌性肠炎
牛副结核病
This reflects the fact that few politicians have heard of Johne's, and the industry seems unsure how much to tell them about a disease which carries a stigma even in the cattle industry.
ECONOMIST: Another cow disease with a possible link to humans
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。