鑽探 [钻－]

Jyutping zyun3 taam3
Pinyin zuān tàn

Definitions (CC-CEDICT)
  1. to conduct exploratory drilling
Definitions (Wiktionary)
  1. verb
    to drill for exploration
Examples (粵典–words.hk)
  1. Cantonese
    喺陆地上钻探石油经济过喺海上。
    喺陸地上鑽探石油經濟過喺海上。
    hai2 luk6 dei6 soeng6 zyun3 taam3 sek6 jau4 ging1 zai3 gwo3 hai2 hoi2 soeng6.
    • It is cheaper to drill for oil on land than at sea.