stain is similan to mark, spot that is difficult to remove

->what's that blue stain on your shirt?

satin is a smooth,shiny kind of cloth, usually made from silk.

->Jinny wore a red satin dress to go to the party tonight.

 

Because I'm on a tight budget, I have to control purchasing a new product.

If you'd like to have a fashion consultant, please call me! I'll introduce a competent women.

According to the world trend the earth is  much warmer than before. We must reduce the quantity of CO2 emission.

 

Thank you for encourging me~! Have a wonderful day~~ See ya~