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Jyutping zau2 pin3 tin1 haa6
Pinyin zǒu biàn tiān xià

Definitions (Wiktionary)
  1. phrase, idiomatic
    to wander through the world; to travel all over the world
    • 學好數理化,走遍天下都不怕。
      学好数理化,走遍天下都不怕。
      xué hǎo shù lǐ huà , zǒu biàn tiān xià dōu bù pà .
      A mastery of maths, physics and chemistry is a key to global success. (common saying)
Examples (Wiktionary)
  1. Mandarin
    学好数理化,走遍天下都不怕。
    學好數理化,走遍天下都不怕。
    xué hǎo shù lǐ huà , zǒu biàn tiān xià dōu bù pà .
    • A mastery of maths, physics and chemistry is a key to global success. (common saying)