“疹”怎么读？

1919至1920年的冬天斑疹伤寒症流行.A typhus epidemic struck in the winter of 1919–20.他的皮肤上长满了难看的疹块.His skin was covered with unsightly blotches.那就不必担心路上得坏血症或斑疹伤寒这类疾病了!No fear of scurvy or ship fever this voyage....

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