outro

other, another

é

is; third-person singular present indicative of ser

a

• Prep

  1. to, toward; indicating direction of motion
  2. introducing an indirect object
  3. used to indicate the time of an action
  4. to, until; used to indicate the end of a range
  5. by, on, by means of; expresses a mode of action
  6. for; indicates price or cost

• Article
• Noun
• Pron

presenza

presence

de

1. of, from
2. of; -'s (belonging to)

gas

gas

hidróxeno

hydrogen