升温 (shēng wēn): กลายเป็นร้อน

As global warming continues, the Earth's average temperature is increasing year by year.

Put the milk in the microwave and heat it for two minutes; it will warm up to a suitable temperature.

After the meeting between the leaders of the two countries, bilateral relations have noticeably warmed up.

Due to the warming up of market demand, the price of this commodity has started to rise.