名词
中文翻译：主要疾病
同义词：
['major disease', 'primary condition例句：1. The doctor diagnosed her with a primary disease that required immediate treatment.（医生诊断她患有一种需要立即治疗的主要疾病。）2. Many people suffer from chronic diseases that are often the primary cause of death in their communities.（许多人遭受慢性疾病的困扰，这些疾病往往是他们所在社区死亡的主要原因。）']
例句：
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1. The doctor diagnosed her with a primary disease that required immediate treatment.
医生诊断她患有一种需要立即治疗的主要疾病。
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2. Many people suffer from chronic diseases that are often the primary cause of death in their communities.
许多人遭受慢性疾病的困扰，这些疾病往往是他们所在社区死亡的主要原因。
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3. In some cases, the primary disease is treated first before any other treatments can be administered.
在某些情况下，首先治疗的是主要疾病，然后再进行其他治疗。