T-piece

noun

a pipe connector which forms a junction in the shape of a T. / (video games) The tetromino in the shape of a T, as used in the video game Tetris.

I need to buy a new T-piece for my plumbing project.

意味（1）

a pipe connector which forms a junction in the shape of a T.

意味（2）

(video games) The tetromino in the shape of a T, as used in the video game Tetris.