血小板的

例句：

1. 1. Platelets play a crucial role in blood clotting.
   血小板在血液凝固中起着关键作用。
2. 2.The patient needed a transfusion of platelets to help him heal.
   这位病人需要输注血小板来帮助他愈合。
3. 3. Platelets are responsible for the formation of blood clots.
   血小板负责形成血块。