回答“Why my steam iron can't get steam come out”Hello, I would try using a 50/50 mixture of distilled water and vinegar. I use this mixture to clean my coffee pot and steam mop. 90% of the time it works everytime!
回答“does the sreen brightness affect the battery life?”Yes, a bright screen will use more power than a dim screen.
回答“Why is my Dyson DC14 Steel All Floors Red Vacuum not suctioning?”It sounds like you have a clog. I would check the wand "barrel". I've found that my vacuum often loses suctioning power when it is clogged, or the filter needs to be replaced.