水的化学分子式是H2O.The chemical formula for water is H 2 O.测得的准确分子量与具体的分子式完全吻合.The precise molecular weight that is measured can be uniquely associated with a specific moleculer formular.仅从分子式, 我们就能推断分子中的 “ 不饱和度 ”.From the mo...
呼吸充满了石棉的空气可能对健康有害.Breathing asbestos - laden air may be hazardous to health.接触石棉的工人需穿防护衣.Workers who handle asbestos need to wear protective clothing.海泡石是一种新型的可代替石棉的 非 石棉、非金属矿物纤维.Sepiolite is a kind of Non - asbestos non...
Who is that woman in the red hat?那个戴红色帽子的女人是谁?The wind blew his hat from his head.风将他的帽子从头上吹走了。He wouldn't take his hat off...他不肯摘下帽子。She cocked her hat at a jaunty angle.她把帽子歪戴成俏皮的样子。Thermal analysis of ( PCN ) and...
He knew in his inmost heart that he was behaving badly.在他内心最深处他知道自己行为恶劣。I could see the inmost recesses.我能看见最深处.You read my inmost thoughts.你看出了我内心深处的思想....