gōng / rén / bǎ / bīng / zhuān / fàng / jìn / bǎo / wēn / xiāng / lǐ / fáng / zhǐ / hǎi / xiān / biàn / zhì

工人把冰砖放进保温箱里，防止海鲜变质。

The workers put blocks of ice into the insulated box to keep the seafood from spoiling.