支し柱ちゅう

noun

prop; support; brace

Physical or metaphorical support: a pole, strut, or person/thing that holds something up or serves as a mainstay.

• テントを立たてるために支し柱ちゅうを地じ面めんに打うち込こんだ。

  We drove props into the ground to set up the tent.

• 彼かれはチームの精せい神しん的てきな支し柱ちゅうだ。

  He is the emotional pillar of the team.