Anglais example sentences with "brainchild"

This is my brainchild.
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This is his brainchild.
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Established by the U.S. Congress in 1846, the Smithsonian was the brainchild of James Smithson, a wealthy English chemist who left his estate to the United States for the establishment of an institution in the nation’s capital “for the increase and diffusion of knowledge.”
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