无历史记载可查be lost to history 专案可行性研究与评诂 research & evaluation of project feasibility ..
双语例句
1
And when a black citizen prepares to fill the office of Washington and Lincoln, that is a shining moment in our history that can belost on no one.
当一位黑人公民准备就职华盛顿和林肯曾担任的职位时，这将是美国历史上无人会遗忘的一个闪亮时刻。
2
For hundreds of years, Africans have preserved their history through storytelling. But, some Africans worry that oral traditions will belostto Internet connections and social media.