Describes something extremely rare, precious, and invaluable, especially something crucial or life-saving in a challenging situation; a rare and vital asset.
在这个资源匮乏的地区，这样的技术专家简直是中流一壶，极其难得。
In this resource-scarce region, a technical expert like him is truly a rare find, extremely hard to come by.
Era:
Ancient
Frequency:
Next Idiom