flat-pack

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˈflat-pack (also flat pack) noun [countable] British English  furniture that is sold as parts in a box and has to be put together 〔自行拼装的〕盒装组合家具 flat-pack furniture 盒装组合家具

ˈflat-pack nounChineseSyllable  

flat-pack
ˈflat-pack (also ˈflat pack) noun [countable] British English
furniture that is sold as parts in a box and has to be put together:
    flat-pack furniture

flat-packBrE /ˈflæt pæk/ 🔊NAmE /ˈflæt pæk/ 🔊 noun (BrE) a piece of furniture that is sold in pieces in a flat box and that you have to build yourself 平板家具（买主自己拼装）