田螺厴 [－－厣]

Jyutping tin4 lo2 jim2
Pinyin tián luó yǎn

Definitions (粵典–words.hk)
  1. 名詞
    螺​殼​嘅​蓋​，​當軟​身體​組織​完全​縮入​殼​中​，​好似​一個​開關​咁​閂​埋​，​用​嚟​做​中藥
    operculum, the lid of sea snail used as Chinese medicine