泡あわ箱ばこ

noun

bubble chamber

Technical term in particle physics for a device that uses superheated liquid to detect charged particles.

• 泡あわ箱ばこは素そ粒りゅう子しの飛ひ跡せきを観かん測そくする装そう置ちだ。

  A bubble chamber is a device for observing the tracks of elementary particles.