[线]

Jyutping bin1 gaai3 sin3
Pinyin biān jiè xiàn

Definitions (CC-CEDICT)
  1. boundary line
  2. border line
Definitions (Wiktionary)
  1. noun
    borderline; boundary line
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)