oil spill (油流出)
Five people were killed when the oil spill caught on fire.
A freighter collided with a rig, followed by a huge oil spill.
The Exxon Valdez oil spill was the largest in United States history.
leadership spill (リーダーシップ流出)
In December 1991 Paul Keating defeated Bob Hawke in a leadership spill.
In 1983, Bob Hawke became leader of the party after Hayden resigned to avoid a leadership spill.
The Gillard government lasted until 2013 when Gillard lost a leadership spill with Rudd becoming leader once again.