我父亲是一位精力充沛的五十多岁的人。

My father is an energetic quinquagenarian ___age.

酿酒师使用这种特制的木材作为催熟剂，让葡萄酒发展出更复杂的风味。

The winemaker uses this special wood as an ___aging agent to help the wine develop more complex flavors.