HSK 7–9 · verb · Practice
钻研
to study deeply; to dig into; to research
他喜欢钻研历史，常常忘了吃饭。
Tā xǐhuan zuānyán lìshǐ， chángcháng wàngle chī fàn。
He loves digging into history and often forgets to eat.
HSK 7–9 · verb · Practice
to study deeply; to dig into; to research
他喜欢钻研历史，常常忘了吃饭。
Tā xǐhuan zuānyán lìshǐ， chángcháng wàngle chī fàn。
He loves digging into history and often forgets to eat.