TSUMUGU · TOCFL 5 (est.) · 詞
鑽研
ㄗㄨㄢ ㄧㄢˊ · zuānyán
verb — to study intensively, to dig deep into (a subject)
字源 FORM — what the parts do
鑽to drill, bore (鑽孔)zuān
研to grind fine; to study deeply (研究)yán
鑽研，鑽孔的鑽，研究的研。
故事 STORY — a scene to remember it by
像鑽（鑽）進石頭，把學問磨（研）到底。
Like drilling (鑽) into stone, grinding (研) the subject to the bottom.
記憶法
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