U+680B "栋" CJK Unified Ideograph-# Unicode Character

U+680B "栋" CJK Unified Ideograph-# is a Chinese character that primarily means "ridgepole" or "beam," often referring to the main horizontal beam in a traditional wooden building, and by extension it signifies a "pillar" or something that serves as a central support. It is composed of the "tree" radical on the left combined with the element for "east" on the right. In modern usage, it frequently appears as a classifier for buildings or houses, such as in "一栋房子" meaning "one building/house," and it also holds metaphorical weight when used in words like "栋梁" to describe a person who is a pillar of strength or a key figure in an organization or society.