boil up

US /bɔɪl ʌp/
UK /bɔɪl ʌp/
"boil up" picture
1.

上湧, 加劇

to become very angry or excited

:
His anger began to boil up when he heard the news.
他聽到這個消息時,怒火開始上湧
Tensions are starting to boil up between the two groups.
兩個團體之間的緊張關係開始加劇
2.

煮沸, 燒開

to cook something by boiling it, often until it is soft or reduced

:
You need to boil up the potatoes until they are tender.
你需要把馬鈴薯煮軟
Let's boil up some water for tea.
我們來燒點水泡茶。