It is spread easily through the air.
它很容易通过空气传播。
This method is simple and convenient, and can be spread easily.
此方法简单方便，易于推广。
The virus is spread easily from person to person.
这种病毒很容易从一个人传染到其他人身上。
Disease experts worry that H1N1 could spread easily in the crowds.
疾病专家担心H1N1会在人群中轻易传播。
Sick bird is no evidence that virus is spread easily among people.
目前未发现病禽携带的病毒在人与人之间传播的证据。
Where certain species of livestock are found in concentrated numbers, diseases Can spread easily.
某类动物集中的地方，疾病传播很快。
Where certain species of livestock are found in concentrated numbers, diseases Can spread easily.
某类动物集中的地方，疾病传播很快。
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