boil up phrasal verbphr v a) SERIOUS SITUATIONif a situation or emotion boils up, bad feelings grow until they reach a dangerous level 〔局面或情绪〕发展到危险程度 She could sense that trouble was boiling up at work. 她感觉到办公室里要出大乱子了。
He could feel the anger boiling up inside him. 他感到怒火中烧。
b) DFC boil something ↔ up to heat food or a liquid until it begins to boil 把…煮开,将…煮沸 Boil the fruit up with sugar. 把水果加糖煮沸。
→ boil up at boil1(PHRASAL VERB)