IT之家 8 月 16 日消息，科技媒体 scitechdaily 昨日（8 月 15 日）发布博文，报道称来自美国宇航局的科学家研发 O-PTIR 光热红外光谱技术，未来可应用于太空岩石检测上，能高效区分不同成分并敏感检测有机物。

CHENGDU, Aug. 12 (Xinhua) -- China claimed its first ever para ju-jitsu title at The World Games 2025 here on Tuesday, the last day of the ju-jitsu competition in which Israel's Nimrod Ryeder crowned ...

指尖在黑白琴键上轻盈跳跃。这个暑假，我学习了一首优美动听的中国民歌——《茉莉花》。老师告诉我，茉莉花洁白芬芳，深受人们喜爱。当那清新婉转的旋律从我的指间流淌而出，仿佛也带出了夏日微风中若有似无的淡淡花香。能弹奏一首中国的歌谣，我感到无比欣喜。

In doing anything, one must have perseverance and focus, stick to principle and honor his words. One should preserve until the goal is met and must never give up halfway. This term also means that one ...