v. 爆发( erupt的过去式和过去分词 ); 喷发; 突然发生; 出疹

v start abruptly

v erupt or intensify suddenly

v start to burn or burst into flames

v break out

v become active and spew forth lava and rocks

v force out or release suddenly and often violently something pent up

v appear on the skin

v become raw or open