試し走そう

noun, noun or participle which takes 'suru', intransitive verb

test drive; test run; trial run

Used for vehicles, machinery, or systems undergoing a trial before actual use. Often implies a preliminary run to check performance.

• 新しん車しゃを試し走そうする。

  I test-drive the new car.

• 開かい発はつ中ちゅうのロボットを試し走そうさせた。

  We did a test run of the robot under development.