Usages of operculum
Operculum lagenae bene claude, ne aqua effundatur.
Close the lid of the bottle well, so that the water may not spill out.
Puella dicit operculum parvum non inveniri, sed lagenam ipsam in mensa manere.
The girl says that the small lid is not being found, but that the bottle itself remains on the table.
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