http://www.ft.com/cms/s/0/f0c1206a-4499-11de-82d6-00144feabdc0.html?nclick_check=1

After decades of discord over improving environmental standards, executives from companies including Toyota, Honda, BMW and Nissan joined President Barack Obama at the White House to support the scheme.

“Right now the rules governing fuel economy in this country are inadequate, uncertain and in flux,” said Mr Obama as he set out the plan, which he said would save 1.8bn barrels of oil over the five-year lifetime of the programme, cutting dependence on foreign-sourced oil.

discord 不一致

flux 流動，流れ