一盃口いーぺーこー

noun

pure double chow; two identical sequences

A mahjong hand containing two identical sequences (same numbers and same suit). Worth one han.

from Chinese yī bēi kǒu

• 一盃口いーぺーこーは、同おなじ順子しゅんつが二ふた組くみある手て役やくです。

  A pure double chow is a hand with two identical sequences.

• この手ては一盃口いーぺーこーが付つくから、もう一いー翻はんある。

  This hand has a pure double chow, so it's worth one more han.