短板 [－－]

Jyutping dyun2 baan2
Pinyin duǎn bǎn

Definitions (CC-CEDICT)
  1. short stave of the barrel (which allows the contents to escape)
  2. (fig.) shortcoming; weak point
Definitions (Wiktionary)
  1. noun, figuratively
    shortcoming; weak point
  2. noun, literally
    short stave of a barrel (which allows the contents to escape)
Definitions (兩岸三地生活差異詞語彙編—Two Shores Three Places)
  1. 日常用語：臺
    弱點、缺點、缺陷
  2. 日常用語：陸
    短板