Para referirnos a una charla ¿usamos "talk" o "lecture"?

TALK = charla informal

  • "Would you like to give a talk in front of your class or write a paper on a theme concerning international cooperation?" 
  • "She will give a talk in the same hall".

LECTURE = conferencia

  • "The lecture was followed by the lively and long discussion by the seminar participants". 
  • "The lecture will discuss the importance of materials for designers" 
  • "I gave my first lecture about the Sami in Gothenburg"