您要查找的是不是：
- Extensive research suggests that some cancers result from certain forms of physical of chemical irritation. 大量的研究表明：有些癌是由于某种形式的物理或化学刺激所致。
- Aspirated material may also produce inflammation from chemical irritation, as with gastric contents. 吸入物如同胃内容物一样由于化学刺激物的作用可引起炎症。
- An acute or chronic disease marked by inflammation of the lungs and caused by viruses,bacteria,or other microorganisms and sometimes by physical and chemical irritants. 肺炎，一种急性或慢性疾病，特征是肺部发炎，由病毒、细菌或其它微生物引起，有时由物理和化学的刺激物引起。
- An acute or chronic disease marked by inflammation of the lungs and caused by viruses, bacteria, or other microorganisms and sometimes by physical and chemical irritants. 肺炎一种急性或慢性疾病，特征是肺部发炎，由病毒、细菌或其它微生物引起，有时由物理和化学的刺激物引起
- Pneumonia: An acute or chronic disease marked by inflammation of the lungs and caused by viruses, bacteria, or other microorganisms and sometimes byphysical and chemical irritants. 肺炎:一种急性或慢性疾病,特征是肺部发炎,由病毒、细菌或其它微生物引起,有时由物理和化学的刺激物引起。
- In virtually all typ;es of tissue in every animal species, dioxin induces the production of enzymes that are the organism's attempt to metalolize, or render harmless, the chemical irritant. 实际上，在每种动物的所有组织中，二恶英诱导的酶生产使生物体向着金属化 、或者变成无害性的化学刺激物的方面发展。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- 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
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- 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
