All rooms have hot and cold water.

所有的房间都有冷、热水。

《牛津词典》

The quiche can be served hot or cold.

蛋奶馅饼热吃也行，冷吃也行。

《牛津词典》

When the phone rang I just went hot and cold.

电话铃响时我吓得一阵冷一阵热。

《牛津词典》

the zeroth law, which is the common-sense law, which says that if you take a hot object next to a cold object, heat will flow from the hot to the cold in a way that is well defined, and it allows you to define temperature.

上节课我们讨论了，热力学第零定律,这一定律源自常识：如果把一个热的物体,与一个冷的物体挨在一起，热量就会以确定的方式。

麻省理工公开课 - 热力学与动力学课程节选

In the early 1990s Jennings and Eason, who was by then running day-to-day operations, began to expand, adding hot- and cold-smoked fillets, smoked-trout dip, trout sausage, chowder and mousse to their offerings.

FORBES: Magazine Article

Within the steel sector, one company that traders should keep an eye on is Nucor, a producer of about 25 million tons of steel annually, including hot- and cold-rolled steel, steel joists and metal buildings.

FORBES: Magazine Article

He describes himself in an autobiography as a hot-and-cold student in high school, doing well when he studied but suffering plummeting grades after he skipped class to smoke and drink with friends.

CNN: Getting to know Roh