This is the 3579th most frequent Chinese word.
火热
Passionate; intense; fervent.
In this sentence, '火热' is used to describe the enthusiasm and liveliness demonstrated in someone's actions, particularly during a performance.
他的表演动作非常火热。
His performance movements are very passionate.
Here, '火热' depicts the popularity and widespread attention of a subject or topic, indicating that it is actively engaged with by many people.
这个话题最近在网上讨论得很火热。
This topic has been very hotly discussed online recently.
In this context, '火热' literally refers to the intense heat and physical warmth of a blazing fire, directly describing its temperature.