The passengers were visibly wilting with the heat and movement of the bus.由于天热和公共汽车的颠簸，乘客们都明显地蔫儿了。Light, heat and sound travel in waves.光、热和声以波的形式传播。Heat is inseparable from fire.热和火是分不开的。Essentially, vines and grapes need water, heat and light.最基本的是，葡萄藤和葡萄需要水、热和光。