一半的男人承认他们的内裤是他们最旧的衣物。

Half of men admit that their underpants are their oldest item of clothing.

这就是说：正规的罗马服饰包含长袍和胸带，而不包括衬裤、长内裤、三角裤。

That is: normal Roman clothing included under-tunics and breast bands, but not underpants, drawers, briefs.