Actually most people in Europe, not just Switzerland, speak more than one language, in fact most countries in the world are that way. America is the weird one in that most Americans speak only one language.
There's actually no such language as Swiss. Switzerland has 4 official languages: German, French, Italian, and Romansh. Please specify which language you want to translate into.
More people speak Mandarin than any other language. More places speak English than any other language.
Approximately 20% of the Swiss population speak French as their first language. French is spoken in the western part of Switzerland, including the cities of Geneva and Lausanne. There are 4 official languages in Switzerland. In order of the percentage of the population which speak them they are: German (63.7%), French (20.4%), Italian (6.5%) and Romansh (0.5%). Different languages are spoken in different parts of the country.
More than 90% of people in Spain speak Spanish. There is no language in Spain that is spoken by only 75% of the population.
It is estimated that approximately 22 million people speak Tagalog.
More people speak Spanish as a native tongue (first language) than English, but more people speak English as a second or third or fourth language than Spanish.
Hindi is the third most spoken language in the world. More than 800 million people speak Hindi.
Chinese has second greatest number of people who speak it, after English. (Note: While more people speak Chinese primarily than those who primarily speak English, more have English as a primary or secondary language than have Chinese as a primary or secondary language.)
Multilingual is the main one. Polyglot refers to someone who has mastered a number of languages.
Switzerland is a country where many people speak multiple languages. The four official languages in Switzerland are German, French, Italian, and Romansh. Due to historical, cultural, and geographical factors, it is common for Swiss people to be fluent in at least two or more of these languages.
More than 90% speak Spanish as either a first or second language.
If you can only speak one language that's fine because it suits the environment that you live in but if you speak more than one language that's even better because you can speak to foreign people and will be able to speak a particular language when you go to a different country.