gold·en goose
noun/ˌɡəʊldən ˈɡuːs/
/ˌɡəʊldən ˈɡuːs/
- something that provides somebody with a lot of money, that they must be very careful with in order not to lose it
产金蛋的鹅（指带来财富但须小心对待以免失去的事物） - An increase in crime could kill the golden goose of tourism.
犯罪率的上升可能会扼杀旅游业这只产金蛋的鹅。
- An increase in crime could kill the golden goose of tourism.