英 [ˈrʌnɒf] 美 [ˈrʌnɔːf]
n. [水文] 径流；决赛；流走的东西
adj. 决胜的
runoff /ˈrʌnɔːf/
可数名词 A runoff is an extra vote or contest which is held in order to decide the winner of an election or competition, because no one has yet clearly won. 决选; 决胜赛
There will be a runoff between these two candidates on December 9th.
在12月9日，将举行这两位候选人的决胜选举。
迳流
径流
迳流
径流量
文件处理程式
堆积物
径流
径流
...包括日最高气温(tmax)、日最低气温(tmin)、降水(precip);输出数据包括 潜在蒸散发（PotET）、太阳辐射（swrad）、径流（Runoff）等。时空范围：时间是1995.1-2004.12。
... seepage 泄漏 runoff 径流量 outward 向外的 ...
[水文]径流；决赛；流走的东西
Water absorption is greatly reduced; consequently runoff is increased, resulting in accelerated erosion rates.
吸水性大大降低了；因此，径流增加，导致了侵蚀率的增加。
Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.
最近对古玛雅水资源管理的研究发现，一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。
There will be a runoff between these two candidates on December 9th.
在12月9日，将举行这两位候选人的决胜选举。
But she was just short of a majority, so she will face a runoff election.
VOA : special.2010.06.12
Collecting it also reduces runoff of storm water to the nearby Potomac River.
VOA : special.2011.07.08
In the south central state of Arkansas,two-term U.S.senator Blanche Lincoln faces a tough runoff against Bill Halter, the state's lieutenant governor.
VOA : standard.2010.06.08
That's 100 times the normal count found in water runoff from storms, the company said.
If no candidate wins an absolute majority, a runoff will be held Aug. 11.
He will face former Prime Minister Ahmed Shafik in a June 16-17 runoff vote.