lapte de var

neuter uncountable

石灰乳（水で溶いた石灰を原料とした、建物などの外壁を白く塗るための塗料）

English Meaning

whitewash

Am dat pereții casei cu lapte de var pentru a preveni apariția mucegaiului.

家の壁に石灰乳（石灰を水で溶いたもの）を塗って、カビの発生を防ぎました。

I applied lime milk (lime dissolved in water) to the walls of the house to prevent mold from developing.