It's only when you inherit the mutation from both parents that you get sickle-cellanemia.
只有当你同时遗传了父母双方的突变，你才会患上镰刀状细胞性贫血。
2
Sickle-cellanemia is a blood disease that causes the cell to form a characteristic sickle-shape.
镰形细胞贫血症是一种能使细胞发生镰形变化的血液病。
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This image shows two red blood cells: a normal red blood cell (colored red in the background) and a red blood cell affected by sickle-cellanemia (in the foreground).