这一事实，为人知晓，已有200多年。
书中很多故事都已作为国家或民族惨案而为人知晓。
Many of the stories in the book are already known as national or ethnic tragedies.
艺术体操尽管没有体操那么为人知晓，却可能呈现更壮观的景象。
Rhythmic gymnastics, although less publicized than its artistic cousin, is perhaps an even greater spectacle.
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