We are still woefully ignorant of the causes of this disease.
不幸的是，我们仍对这种疾病的致病原因一无所知。
It has become commonplace, for example, to say that the Americans were woefully ignorant of Iraq's turbulent history and tangled sociology.
比如，美国人不幸地忽略了伊拉克动荡的历史和混乱的社会状态这种说法是相当普遍的。
It has become commonplace, for example, to say that the Americans were woefully ignorant of Iraq's turbulent history and tangled sociology.
比如，美国人不幸地忽略了伊拉克动荡的历史和混乱的社会状态这种说法是相当普遍的。
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