They had the animal neutered some seven years back.

们约在七年之前将这家畜去势。

The “old things” – neuter plural things – an expression of the “unredeemed world,” existing in sin and misery.

「旧事」指﹕未被救赎的世界，于罪与痛苦中生存。

Worker bees are neuter.

工蜂是中性的。