[-]

Jyutping zo6 zin3
Pinyin zhù zhàn

Definitions (Wiktionary)
  1. verb, literary
    to aid in the fighting; to provide reinforcements
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

助戰 [-战]

Jyutping
Pinyin zhù zhàn

Definitions (CC-CEDICT)
  1. to support (in battle)