我的星座是天秤座，所以我很注重公平。

My zodiac sign is ___Libra, so I really care about fairness.

在古代罗马市场，商人们常用一磅作为计量单位。

In ancient Roman markets, merchants often used one ___libra as a unit of measurement.

这家商店的标价仍然使用旧货币英镑。

The prices in this shop are still marked in ___pounds, the former currency.