entries → 單據
TSUMUGU · TOCFL C1 (est.) · 詞
單據 word · TOCFL C1 (est.)
單據 =
ㄉㄢ ㄐㄩˋ · dānjù
noun — a receipt or voucher; a slip kept as proof of a transaction

字源 FORM — what the parts do

a slip, a sheet (單子)dān
evidence, proof (證據)
單據,單子的單,證據的據。