feeder

1. ADJ A feeder road, railway line, or river is a smaller one that leads to a more important one. 分支; 支流[ADJ n]

2. N-COUNT Feeder airline and rail services connect major routes and local destinations. 支线[usu N n]

...an American network of feeder airports. ...一个美国支线机场网络。

3. N-COUNT A feeder school or team provides students or players for a larger or more important one. 供给者[oft N n]

4. N-COUNT A feeder is a container that you fill with food for birds or animals. 送料机[oft n N]