entries → 信封
TSUMUGU · TOCFL A1 (est.) · 詞
信封 word · TOCFL A1 (est.)
信封 =
ㄒㄧㄣˋ ㄈㄥ · xìnfēng
noun — envelope

字源 FORM — what the parts do

a letter (寫信)xìn
to seal; a wrapper (封口)fēng
信封,寫信的信,封口的封。