geronto- 或 geront-pref.(前缀)Old age; aged one:老人;老年人:例句:gerontology.老年医学来源:French géronto- 法语 géronto- from Greek geronta- 源自 希腊语 geronta- from gerôn geront- [old man] * see ger…- 源自 gerôn geront- [老人] *参见 ger…-