致死的病因有慢性呼吸系统疾病如肺结核和肺气肿，也有肺部，口腔，肝脏和胃的癌症。
They die from chronic respiratory ailments like tuberculosis and emphysema, and from cancers affecting the lungs, mouth, liver and stomach.
在美国心血管疾病是导致死亡的最主要病因，每年因此而死亡的人数比所有因癌症死亡的人数加起来还要多，占死亡总人数的比例接近三分之一。
Cardiovascular disease is the leading cause of death in the United States.
该并发症的病因为致死性脾切除后感染（OPSI）。
The cause of the complication was overwhelming postsplenectomy infection (OPSI).
肺癌已成为肿瘤致死的第一大病因，然而临床上仅有15%的患者适合手术切除达到根治性治疗。
Lung cancer is the leading cause of death from cancer, but only 15% of patients have the indications for curative resection.
肺癌已成为肿瘤致死的第一大病因，然而临床上仅有15%的患者适合手术切除达到根治性治疗。
Lung cancer is the leading cause of death from cancer, but only 15% of patients have the indications for curative resection.
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