加剧，加快，变得更激烈：指在强度、速度或兴奋度上增加。
使更活跃，加速，加强：指使更有活力、更快速或更强烈。
hot up //
动词 to make or become more exciting, active, or intense (使)变得更激动，更活跃或更紧张
the chase was hotting up
变危急；加剧；加热
It's very hot up here.
这里太热了。
They get all excited about checking out new girls and buzz about who's the hot up and coming thing.
翻找新女孩，叽叽喳喳谁最热谁最新，他们全然兴奋。
Warm up with a hot potato.
用一个热土豆来取暖。
These lines follow underwater mountains, where hot liquid rock flows up from deep inside the planet.
VOA : special.2010.01.12
I can take a heat pack, like the kind you buy at a pharmacy. Break it up. It gets hot.
买来的热装罐在里面打破,它就变热了。
热力学与动力学课程节选 : 麻省理工公开课
I don't want somebody opening up a clamshell with some hot food in it. It's not right. It's not right.
我不希望任何人打开一罐蛤壳,里面装着热的食物，这不对。
固态化学导论课程节选 : 麻省理工公开课
They said hot melted material flows up from deep inside the Earth through the split.
VOA : special.2010.01.12
The window in the room was open and hot noises came up from the street.
VOA : special.2009.01.31
Indeed, the debate about missile defences looks likely to hot up in America as the November presidential election approaches.
The high speed rail debate continues to hot up this week.
The debate about whether the Fed should worry about booming asset prices when inflation is low is therefore likely to hot up again in coming months.