noun
three major diseases
Refers specifically to cancer, cerebral stroke, and acute myocardial infarction as a set of three major diseases in Japan.
三大疾病は、がん、脳卒中、急性心筋梗塞を指します。
The three major diseases refer to cancer, cerebral stroke, and acute myocardial infarction.
Compound of 三大 (three major) and 疾病 (diseases).