shāng / chǎng / mén / kǒu / xīn / zhuāng / le / yí / gè / míng / liàng / de / dēng / xiāng / yòng / lái / zhǎn / shì / cù / xiāo / guǎng / gào商场门口新装了一个明亮的灯箱,用来展示促销广告。A bright lightbox was newly installed at the mall entrance to display promotional ads.