They also sampled tissue from deer killed by hunters in the same area, to get an idea of the infection rate in the general population.

他们还提取同一地区被猎人捕杀的黑尾鹿的身体组织样本，以了解一般种群中此类疾病的感染率。

youdao

So far this year 49 deer have been killed in road accidents, compared to 69 last year and 39 in 2009.

BBC: Drivers in Epping Forest warned about rutting deer

They brought five newly killed deer to the feast which, if it had truly indulged the Pilgrims' tastes, should also have featured plenty of beer.

ECONOMIST: America's early settlers

However, years when neither I nor my father killed a deer were much tougher economically.

NPR: Child Hunger: Nutritious Food Tough To Afford