Here are some key points about foreign languages:
* Not native: The defining characteristic is that it is not the language you learned as a child.
* Learned: You acquire it through study and practice.
* Different: It has its own unique sounds, grammar, vocabulary, and cultural context.
* Can be useful: Learning a foreign language can open up opportunities for travel, communication, and career advancement.
Examples of foreign languages:
* English for someone whose native language is Spanish.
* Spanish for someone whose native language is French.
* Mandarin Chinese for someone whose native language is Japanese.
It's important to remember that what constitutes a foreign language can be subjective. For example, English is considered a foreign language in many countries, but it is the native language of many people in the world.