once an adult, twice a child
短语别名
once an adult and twice a child
释义与例句
prov.
-
1.
One is born as a child, grows to adulthood, and consequently enters old age, when one deteriorates and reverts to a childlike state.
词源
Modern gender-neutralized form of once a man, twice a child (attested since the 16th century).
来源：wiktionary