a small building, usually made of wood or metal, that has not been built well 简陋的小屋；棚屋 The settlement consists only of shacks; there are no roads, no water, no street lighting. 该定居点仅由棚屋组成；没有道路，没有水，没有街道照明。
Oxford Collocations Dictionaryadjective- old
- little
- small
- …
- in a /the shack
Word Originlate 19th cent.: perhaps from Mexican jacal, Nahuatl xacatli ‘wooden hut’. The early sense of the verb was ‘live in a shack’ (originally a US usage).