come to a head片語KK [kʌm tu ə hɛd] /kʌm tu ə hɛd/發音片語1到緊要關頭、白熱化、爆發Tensions between the two departments finally came to a head last week.兩個部門之間的緊張關係上週終於白熱化。2化膿、出膿醫學The boil came to a head and burst after two days.那個膿瘡化膿後,兩天就破了。