The noun 冰箱 (bīngxiāng) means "refrigerator" or "fridge" and is a common household vocabulary word. It is a compound of 冰 (ice) and 箱 (box). Common collocations include 打开冰箱 (open the fridge) and 放进冰箱 (put in the fridge).
把牛奶放进冰箱里,不然会坏的。
Bǎ niúnǎi fàngjìn bīngxiāng lǐ, bùrán huì huài de.
Put the milk in the refrigerator, or it will go bad.
我们家的冰箱太小了,东西都放不下。
Wǒmen jiā de bīngxiāng tài xiǎo le, dōngxi dōu fàng bú xià.
Our refrigerator is too small — we can't fit everything in it.
他打开冰箱,发现里面什么吃的都没有。
Tā dǎkāi bīngxiāng, fāxiàn lǐmiàn shénme chī de dōu méiyǒu.
He opened the refrigerator and found there was nothing to eat inside.