| 例句 |
An investigation found high concentrations of cancer-causing chemicals on the property.一项调查发现该建筑含有大量致癌的化学成分。The condition is caused by a disequilibrium in the brain's chemistry.这种疾病是由大脑的化学成分失调引起的。What is the chemical composition of lava?熔岩的化学成分是什么？Irradiation changes the chemical composition of a spice.辐照会改变香料的化学成分。Scientists have to break the compound down into its constituents in order to analyze it.科学家为了进行分析，必须把化合物分解成它的化学成分。Magnesium and sodium are the main constituents of salt.镁和钠是盐的基本化学成分。An imbalance in certain chemicals leads to disturbances in the brain's function.某些化学成分失衡会导致大脑功能紊乱。Some minerals have complex chemical compositions.有些矿物的化学成分很复杂。Chemical imbalances actually cause the sleep disturbances.这些睡眠障碍其实是由体内化学成分失衡引起的。The effect on our blood chemistry is such that it produces physical changes in our entire body.我们血液的化学成分所受影响很大，致使全身都发生变化。 |