have had your短语⁶⁹⁵⁵³ 例句 You are also at higher risk if you have a weakened immune system, have had your spleen removed, are on corticosteroids because of kidney failure or have a sickle cell disease. 免疫功能低下者、脾脏移除者、镰状细胞病患者、或因肾衰而使用糖皮质激素的患者也处于该疾病的高风险中。 sciencenet