深諳 [－谙]

Jyutping
Pinyin shēn ān

Definitions (CC-CEDICT)
  1. to know (sth) very well
  2. to be an expert in
Examples (Wiktionary)
  1. Mandarin
    他深谙着我们国家的底层社会。
    他深諳着我們國家的底層社會。
    tā shēn ān zhe wǒ men guó jiā de dǐ céng shè huì ．
    • He has a deep understanding of the underclass of our country.