“源地”造句

非疫源地内未发现抗体阳性者.
And the antibodies were not detected in healthy population of non - epidemic area.

结论:长白山区是莱姆病重要疫源地,人群中有莱姆病感染存在,并有莱姆病发生.
There are infections of Lyme disease among the mountain residents in Changbaishan.

高原生物起源地, 非常魅力青海湖!
Plateau biological origin, the magic beautiful Qinghai Lake!