1.候鸟飞行路线
1.a traditional route taken by migrating birds
1.The virus is currently spreading westwards along the flyways of wild birds and it has arrived at the front door of European countries.
病毒目前正在沿着野鸟的飞行路线向西蔓延,已经抵达欧洲国家的前门。
2.Every year, when the ducks fly south from Canada for the winter, one of the two main flyways is down the Mississippi River.
每年,当野鸭们从加拿大飞到南方来过冬时,两条主要迁徙路线中的一条就是沿密西西比河而下。
3.The migratory flyways over the United States are crowded with billions of birds every spring and fall.
在美国的候鸟飞行路线都挤满了数十亿美元的鸟类每年春季和秋季。