３さん等とう

noun

third class; third rank; third prize

Used for ranking, grading, or classifying something as third in a system (e.g., train classes, competition prizes, quality tiers).

• 彼かれはコンテストで３等とうに入にゅう賞しょうした。

  He won third prize in the contest.

• この列れっ車しゃの３等とう車しゃはとても混こんでいる。

  The third-class car of this train is very crowded.