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Jyutping laa1 laa1 sing1
Pinyin la la shēng

Definitions (Wiktionary)
  1. adv, Cantonese
    quickly
    (syn.) 撞快, 煞著, 較快, 咋咋聲, 嘭嘭聲, 搞快, 趕遽, 快快脆, 猛猛, 連忙, 哩哩啦啦, 趁緊, 遽啊, 緊猛, 咋咋臨, 共快, 是是, 快啲, 遽遽, 含含聲, 較緊, 快勢, 嘞聲, 快乃, 啦啦臨, 快脆, 煞煞, 窸倏, 快, 緊緊, 擒擒青, 趕忙, 趕急, 此刻, 搞起, 抓緊, 啦聲, 較猛, 妝緊, 上緊, 攔緊, 啦啦聲, 快快脆脆, 快快, 趕快, 㗾㗾聲, 臨臨聲, 趕緊, 抗快

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Jyutping laa4 laa4 seng1
Pinyin la la shēng

Definitions (粵典–words.hk)
  1. 副詞
    催促​人快​啲
    faster; quickly; adverb used to impel one to speed up what they are doing
    • 老細嚟緊喇,拿拿聲搞掂啲嘢佢啦。
      老细嚟紧喇,拿拿声搞掂啲嘢佢啦。
      lou5 sai3 lai4 gan2 laa3, laa4 laa2 seng1 gaau2 dim6 di1 je5 keoi5 laa1.
      Boss is coming. Hurry up and get your work done.
    • 你嗱嗱聲做埋啲嘢喇,唔係就冇時間食飯㗎喇。
      你嗱嗱声做埋啲嘢喇,唔系就冇时间食饭㗎喇。
      nei5 laa4 laa2 seng1 zou6 maai4 di1 je5 laa3, m4 hai6 zau6 mou5 si4 gaan3 sik6 faan6 gaa3 laa3.
      Finish your work as quickly as possible, or else you won't have time to eat.
  2. 近義詞
    咋咋聲、嗱嗱臨、着着聲
  3. 參看
    拿拿聲、嗱嗱聲

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Jyutping laa4 laa2 seng1
Pinyin la la shēng

Definitions (粵典–words.hk)
  1. 副詞
    催促​人快​啲
    faster; quickly; adverb used to impel one to speed up what they are doing
    • 老細嚟緊喇,拿拿聲搞掂啲嘢佢啦。
      老细嚟紧喇,拿拿声搞掂啲嘢佢啦。
      lou5 sai3 lai4 gan2 laa3, laa4 laa2 seng1 gaau2 dim6 di1 je5 keoi5 laa1.
      Boss is coming. Hurry up and get your work done.
    • 你嗱嗱聲做埋啲嘢喇,唔係就冇時間食飯㗎喇。
      你嗱嗱声做埋啲嘢喇,唔系就冇时间食饭㗎喇。
      nei5 laa4 laa2 seng1 zou6 maai4 di1 je5 laa3, m4 hai6 zau6 mou5 si4 gaan3 sik6 faan6 gaa3 laa3.
      Finish your work as quickly as possible, or else you won't have time to eat.
  2. 近義詞
    咋咋聲、嗱嗱臨、着着聲
  3. 參看
    拿拿聲、嗱嗱聲
Definitions (Kaifangcidian)
  1. 迅速
  2. 趕快 – 赶快
  3. 趕忙 – 赶忙
  4. 快一點 – 快一点
  5. 動作快 – 动作快

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Jyutping laa4 laa2 seng1
Pinyin lá lá shēng

Definitions (CC-CANTO)
  1. quickly; hurriedly