赤膽忠心 [－胆－－]

Jyutping cek3 daam2 zung1 sam1
Pinyin chì dǎn zhōng xīn

Definitions (CC-CEDICT)
  1. lit. red-bellied devotion (idiom); wholehearted loyalty
  2. to serve sb with body and soul
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）