プロトタイプ (purototaipu) Japanese meaning: prototype | KotomoraThis prototype still has room for improvement.
We are developing a prototype for the new app.
Usage patterns
〈物〉のプロトタイプを作るto build a prototype of something
We built a prototype of the new robot.
プロトタイプを開発するto develop a prototype
The team developed a prototype in half a year.
プロトタイプをテストするto test a prototype
They are testing the prototype at the factory.