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来源:雅诚德英语网
However, this mosquito species has re-colonized urban areas in the region and poses a renewed risk of urban yellow fever.
然而,随着这一类蚊虫在该地区再次出现,城市型黄热病有可能死灰复燃。
However, this mosquito species has re-colonized urban areas in the region and poses a renewed risk of urban yellow fever.
然而,随着这一类蚊虫在该地区再次出现,城市型黄热病有可能死灰复燃。