entries → 前科
TSUMUGU · TOCFL C1 (est.) · 詞
前科 word · TOCFL C1 (est.)
前科 ＝ 前 ＋ 科
ㄑㄧㄢˊ ㄎㄜ · qiánkē
noun — a prior criminal record, previous conviction

字源 FORM — what the parts do

前former, previous (從前)qián
科a charge, an offence under law (科刑)kē科 here is the legal sense — to sentence, to fix a penalty by category
前科，從前的前，科刑的科。
關 · Related
案底àndǐa criminal record — the everyday synonym犯罪fànzuìto commit a crime — what leaves the record