The invention discloses a packing box, which includes a box body and at least two cushioning devices that are symmetrically arranged in the box body.是什么意思_The invention discloses a packing box, which includes a box body and at least two cushioning devices that are symmetrically arranged in the box body.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句