Semanticscholar 检索结果来自于期刊、学术会议资料或者是学术机构的文献。Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Scratch 作品展示非常丰富,孩子们可以到Scratch官方寻找创意灵感。Scratch is a free programming language and online community where you can create your own interactive stories, games, and animations.