As material falls in to a black hole, it heats up to millions of degrees and spews X-rays.

当物质落入黑洞时，会被加热到上百万度，并喷发出X射线。

youdao

When gas spirals inward toward the black hole, it heats up to millions of degrees and emits X-rays.

当气体旋转着流向黑洞时被加热到几百万度并发射出X射线。

youdao

If the heater circuit is working, it heats the sensing blub, thus changing the resistance of the bulb.

如果加热电路工作，它加热温度传感头，从而改变传感头的阻值。

youdao

However, the thing to remember is, when you look at heats of reaction under those conditions it's all well and good.

相反，需要记住，当你需要知道反应中放出的热量时,这些量是很有用的。

麻省理工公开课 - 热力学与动力学课程节选

As matter goes in and gathers into what is called an accretion disk, it heats up and emits X-rays.

BBC: First glimpse of a black hole's spin

It heats so quickly because the base of the Flash Java Kit's cup has a special ring that concentrates heat in addition to blocking wind.

WSJ: A Coffee Press for Campers

As Fender explains, however, matter being accreted by the black hole would swirl down toward its event horizon, where it heats up and produces radiation.

FORBES: Free-Floating, Nearby Black Holes Detectable By Decade's End, New Study Reports