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Jyutping lou4 sam1
Pinyin láo xīn

Definitions (CC-CEDICT)
  1. to work with one's brains
  2. to rack one's brains
  3. to worry
Definitions (Wiktionary)
  1. verb
    to be worried; to be concerned
  2. verb, literary
    to labor with one's mind; to use one's brain to work
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    你妻子遇上麻烦,你怎么还一副事不关己,己不劳心的样子?
    你妻子遇上麻煩,你怎麼還一副事不關己,己不勞心的樣子?
    nǐ qī zǐ yù shàng má fan , nǐ zěn me hái yī fù shì bù guān jǐ , jǐ bù láo xīn de yàng zi ?
    • How can you be so indifferent to your wife's trouble?
Examples (None)
  1. Cantonese
    劳心劳力
    勞心勞力
    lou4 sam1 lou4 lik6