钻研
zuānyán
HSK 7
钻研 — zuānyán
- to study meticulously; to delve into (a subject or problem)
他一直在钻研这个课题的理论基础。 tā yìzhí zài zuānyán zhège kètí de lǐlùn jīchǔ — He has been delving into the theoretical basis of this research topic.
zuānyán
HSK 7
他一直在钻研这个课题的理论基础。 tā yìzhí zài zuānyán zhège kètí de lǐlùn jīchǔ — He has been delving into the theoretical basis of this research topic.