An overdose of sun, sea, sand and chlorine can give lighter hair a green tinge.过量接触阳光、海水、沙粒和氯气会使浅色头发略呈绿色。Chlorine is usually liquefied before use or storage.氯在使用和贮存以前通常要液化.Derivatives of bromine are much more active than...
Since 1908, chlorine has been added to drinking water.自1908年以来氯就被添加进饮用水当中。Chlorine is used to disinfect water.氯用来给水消毒。Chlorine is added to kill bacteria.加氯是为了杀死细菌。...
Objective To investigate the characteristics of pulmonary function in cough variant asthma ( CVA ).目的探讨咳嗽变异型哮喘 ( CVA ) 的肺功能特点.Conclusion There were reversible airway obstruction in CVA patientsand pulmonary function test...
但这还是不足以解释疾病症状减轻的原因.However, this does not explain how actually cause a reduction in symptoms.我发现自己在工作中承受的压力似乎是无法减轻的.I find myself under what to be stress and pressure at work.如果您能有规律地轻微地锻炼肩关节, 疼痛是可以减轻的.If you do some lig...