I'm many years older than him. 如果大得不是很多,就说I'm several years older than him.
例句：
James looks younger than his wife but in fact he is several years older.
詹姆斯看起来比他妻子年轻,但实际上他要大好几岁.
You look years younger.你看起来年轻了好几岁.
I'm many years older than him. 如果大得不是很多,就说I'm several years older than him.
例句：
James looks younger than his wife but in fact he is several years older.
詹姆斯看起来比他妻子年轻,但实际上他要大好几岁.
You look years younger.你看起来年轻了好几岁.