chemical change 双语例句
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1·Cooking food causes it to go through a chemical change.
烹调食物会使其发生化学变化。
2·During a chemical change, one kind of matter changes into another completely different kind of matter.
在化学变化中,一种物质变成另一种完全不同的物质。
3·Electricity can bring about chemical change.
电可以引起化学变化。
4·This is a chemical change, not a physical one.
这是一个化学变化,而不是物理变化。
5·Thee chemical change gives off heat and light.
这种化学变化发出热和光。
6·When rust is formed, a chemical change has taken place.
当锈形成的时候,就发生了化学变化。
7·This chemical change can be expressed by an equation.
我们可用反应式表示这种化学变化。
8·The chemical change takes place in paper when it burns.
纸燃烧时会产生化学变化。
9·Nuclear reaction is a chemical change or a physical one?
核反应是化学反应还是物理反应。
10·Heat and light can be given off by this chemical change.
这种化学反应能放出热和光。