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- We are doing a chemical experiment. 我们正在做化学实验。
- A chemical experiment is being performed there . 正在做一个化学试验。
- A chemical experiment is being performed there. 正在做一个化学试验。
- During the break , Li Lei happened to see Pauls' mark on the report of a chemical experiment . 课间休息时，李雷看到了保罗化学实验报告上的分数。
- Ammonia is a chemical substance. 氨是种化学物质。
- Their chemical experiment was a success. 他们的化学实验是成功的。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
- A chemical compound consisting of such molecules. 二聚化合物这种聚合物形成化合物
- Today's chemical experiment is over. 今天的化学实验结束了。
- Mixture is frequently used in chemical experiment. 在化学实验中经常使用混合剂。
- The ability to take part in a chemical reaction. 活性，活度参加化学反应的性能
- A chemical factory blew up early in the morning. 有间化工厂凌晨发生爆炸。
- We saw that a chemical change had taken place. 我们看到已发生了化学变化。
- A chemical group is a submolecular group of atoms. 化学基因是亚分子的原子集团。
- He tried to concentrate his attention on his chemical experiment. 他试图把注意力集中到他的化学试验上.
- A chemical constituent of cannabis, C21H28(OH)2. 大麻醇，大麻酚大麻的一种化学成分，C21H28（OH）2
- To straighten(hair) by a chemical process; conk. 使卷发变直通过化学程序把（卷发）弄直；把卷曲的头发弄直
- A chemical solution opaque to x-rays. 一种X光不能穿透的化学物质，
- Will you be able to finish the chemical experiment today? 你今天能做完这个化学实验吗?
