英语听力精选进阶版 17769

 

Obama Rejects Keystone XL Pipeline¹

SATURDAY

The US president said the oil pipeline would not have served US "national interests".

1 pipeline   

n.管道，管线

参考例句：

• The pipeline supplies Jordan with 15 per cent of its crude oil.该管道供给约旦15%的原油。
• A single pipeline serves all the houses with water.一条单管路给所有的房子供水。