proving ground

Noun

 * 1)  A terrain or installation for testing weapons, military equipment, or tactics.
 * 2)  A venue or project in which new technologies, methods, or techniques are tested.
 * 1)  A venue or project in which new technologies, methods, or techniques are tested.

Translations

 * Chinese:
 * Mandarin:
 * Czech: vojenský újezd
 * Finnish: koekenttä
 * Polish:
 * Russian: испыта́тельный полиго́н
 * Swedish:
 * Ukrainian: