lacuna, ae. f.
水地。空水溝。缺。— in auro 缺之金。偽金。— famae 畧壞名。Lacunam rei familiaris explere 補家産之虧。
Joaquim Affonso Gonçalves, Lexicon Magnum Latino-Sinicum, 3rd edition (Peking: Typis Congregationis Missionis, 1936 [1st ed. Macau, 1841]). Digitized at Dickinson College, 2023.