an appetite for learning

• n. 求知欲

an appetite for learning的用法和样例：

例句

用作名词 (n.)

1. He has an inextinguishable passion for knowledge.
   他有一股强烈的求知欲。
2. No spark had yet kindled in him an intellectual passion.
   还没有火花点燃他身上的求知欲。