vertical transmission 垂直传播 ; 垂直传染 ; [进化] 垂直传递 ; 母婴传播
hiv vertical transmission hiv母婴传播
vertical transmission rod 垂直传动杆
its vertical transmission 垂直传播
vertical transmission route 垂直传播途径
vertical transmission mechanism 垂直传动装置
Vertical Transmission of Poverty 贫困纵向传递
mother-infant vertical transmission 母婴垂直传播
We call that vertical transmission, but there is probably a mixture of this and the algae being absorbed from the environment.
我们称之为垂直传递，但可能两种情况都存在，海藻也可以是从环境中吸收进来的。
Less frequently, it is due to infection through blood transfusion, vertical transmission (from infected mother to child) or organ donation.
在较少的情况中，通过输血，纵向传播(母婴感染)或器官捐献也造成感染。
Because all these patients are infected by the vertical transmission when they were born.
因为所有这些患者都是出生时母婴垂直传播感染的。
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