The germs are easily passed from person to person 病菌很容易從一個(gè)人傳給另一個(gè)人。
This is caused by a virus which is easily passed from person to person through the air by droplets excreted when infected individuals cough or sneeze 它是由流感病毒引起的,這種病毒易通過(guò)感染者咳嗽和打噴涕的飛沫在人與人之間傳播。