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永远要努力在你的生活之上保留一片天空。
我想向世界展示,当你努力训练,当你专注,当你相信自己时,一切皆有可能。
We wish to discuss a structure for salt of deoxyribose nucleic acid. This structure has novel features which are of considerable biological interest.
"The challenge is to make the invisible visible."