音频下载[点击右键另存为]今天大家要学的词是 pathogen. Pathogen is spelled P-A-T-H-O-G-E-N, pathogen.
Pathogen 的意思是病原体，病因。With new studies indicating that the world population can expect about five new animal-borne pathogens to infect humanity each year, there is an urgency to curb the wildlife trade. 新的研究表明，全球范围内每年可能有大.约五种新的动物传播病原体感染人类，因此限制野生动物买卖火烧眉毛。
Researchers who model the spread of pathogens say social distancing works because it reduces the effective strength of links between individuals，and that ultimately lowers the rate of transmission. 构筑病原体传播模型的研究职员说，维持社交距离是有效的，由于它削弱了人与之间联系的强度面最后减少了传播速度。
好的，大家今天学习的词是 pathogen, pathogen, pathogen.
