让特朗普大为不满的美国对加拿大贸易逆差，源于美国以折扣价购买加拿大石油
· fortune.com
“他们用不了得克萨斯原油，也用不了委内瑞拉原油。他们的设施不是为这些原油设计的。要完成转换需要数年时间和数十亿美元。”
Canada might seem an unlikely target for a U.S. trade war.
No country on Earth buys as much from the United States as its northern neighbor. For American farme...