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Jyutping lok6 tin1 paai3
Pinyin lè tiān pài

Definitions (CC-CEDICT)
  1. happy-go-lucky people
  2. optimists
Definitions (Wiktionary)
  1. noun
    one who has a happy-go-lucky attitude; good-time Charlie; optimist
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    海伦是个天生的乐天派。
    海倫是個天生的樂天派。
    hǎi lún shì gè tiān shēng de lè tiān pài 。
    • Helen is by nature an optimist.