flashpoint

剑桥词典

flashpoint noun (VIOLENCE)

[ 可数名词：有复数形式的名词 ]
a place or stage at which violence might be expected to begin
（暴力）即将爆发的地点（或阶段）
Because of the army's presence , the city is seen to be the flashpoint of the area . 由于军队进驻，那座城市被看作是该地区暴力活动一触即发之地。

flashpoint noun (TEMPERATURE)

[ 可数名词：有复数形式的名词 通常作为单数使用的名词 ]   chemistry   specialized
The flashpoint of a liquid is the lowest temperature at which the vapour it produces will burn in air .
（液体的）燃点，闪（火）点 返回 flashpoint