stiletto  
noun [ C ] uk/stɪˈlet.əʊ/ us/stɪˈlet̬.oʊ/  stilettos
  (SHOE)      
  细高跟女鞋
a woman's shoe with a narrow, high heel
  She was wearing a short skirt and stilettos. 她穿着短裙和细高跟鞋。 
 stiletto heels 细高跟 
   (KNIFE)     
 短剑;匕首
a small knife with a long thin blade