study y assiduously and perseveringly的意思|示意
美 / /
英 / /
刻苦学习，持之以恒
study y assiduously and perseveringly的网络常见释义
持之以恒地刻苦学习 study y assiduously and perseveringly 持之以恒地刻苦学习 gain new insights through restudying old material 温故而知新 ..