洞徹 (dung6 cit3) — to have penetrating insight into; to have deep insight into in Cantonese
dungˍ₆洞cit˗₃徹简 洞彻
Mandarin Pinyin: dong4 che4
Meaning of 洞徹
nounto have penetrating insight into; to have deep insight into
nounto have a deep insight into something