1、
Infants and young children with unrepaired tetralogy of Fallot are often blue ( cyanotic ).
患有法洛四联症的婴幼儿经常表现为颜面、口唇青紫 ( 发绀 ).
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2、
Let a pane break in a public window and it will go unrepaired for months.
若是公用地段的一块玻璃坏了,一连几个月也没人修.
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3、
4、
It is not known how unrepaired DNA damage accelerates ageing or its relevance to natural ageing.
现在还不清楚未修复DNA损伤是如何加速老化或其与自然老化关联性.
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