menstruus, a, um. adj.
一月者。每月者。Cibaria menstrua 月糧。Usura menstrua 月利錢。
Joaquim Affonso Gonçalves, Lexicon Magnum Latino-Sinicum, 3rd edition (Peking: Typis Congregationis Missionis, 1936 [1st ed. Macau, 1841]). Digitized at Dickinson College, 2023.