| 释义 |
chemical changes短语⁷²³³⁵
基本英英例句
化学变化原型chemicalchange的复数
名词 chemical change:
chemistry any process determined by the atomic and molecular composition and structure of the substances involvedWe saw that a chemical change had taken place.我们看到已发生了化学变化。
These are physical changes while those arechemical changes.这些是物理变化而那些是化学变化。 |