火焰,光等的骤发,骤燃
Flare-up \Flare"-up`\, n. A sudden bursting into flame; a flaring. Flare-up \Flare"-up`\, n. A sudden burst of anger or passion; an angry dispute. [Colloq.]
flare-up n : a sudden violent happening; "an outburst of heavy rain"; "a burst of lightning" [syn: {outburst}, {burst}]