安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- Welcome to Steam
Steam is the ultimate destination for playing, discussing, and creating games
- Science, technology, engineering, and mathematics - Wikipedia
Science, technology, engineering, and mathematics (STEM) is an umbrella term used to group together the distinct but related technical disciplines of science, technology, engineering, and mathematics The term is typically used in the context of education policy or curriculum choices in schools It has implications for workforce development
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