ㄑㄩˇㄎㄜˇㄕㄨˇqūzhǐ‑kěshǔ

屈指可数
  1. 著手計算數目形容數量形容少數突出 醫學領域屈指可數優秀人才」。

You count them on your fingers (idiom)​. tiny number, just a very few, just a handful, not many at all
Zhang He
eine Hand voll (S)​, an den Fingern abzählen können (V)​