Septuagenarian
a. 七十至七十九岁的\\nn. 七十至七十九岁的人
📖 牛津释义
septuagenarian
n, adj [attrib 作定语]
(fml 文) (person) between the ages of 70 and 79 70 到 79 岁的（人）.
🗣️ 情景例句
I see. Then you don't have any collateral.
我明白了。那么你们没有任何担保物。
The dogs bark, but the caravan goes on.
我行我素，岂管他哉。
As no pumas had been reported missing from any zoo in the country, this one must have been in the possession of a private collector and somehow managed to escape.
由于全国动物园没有一家报告丢了美洲狮，因此那只美洲狮一定是某位私人收藏豢养的，不知怎么设法逃出来了。