往往还需加氯或漂白粉的翻译：Often also need to add chlorine or bleaching powder 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Often need chlorination or bleach

Often also need to add chlorine or bleaching powder

Must add the chlorine or the bleaching powder toward the dealings

Often also need to add chlorine or bleach

Often also need to add chlorine or bleaching powder