Lǎorén suīrán niánjì dà le, shéncǎi yīrán bù jiǎn dāngnián.
Though the old man is up in years, his spirit is no less than in his prime.
Tips
usage
Often paired into the chengyu 神采奕奕 (shéncǎiyìyì, 'glowing with spirit') or 神采飞扬 (shéncǎifēiyáng, 'spirits soaring'). Describes the vitality you can read in someone's face and bearing — not raw appearance.