气候变化和过度捕捞是我们必须共同应对的双重威胁。
Dream big, work hard, stay focused, and surround yourself with good people.
过去从未死去,它甚至还没有过去。
基因编辑的伦理影响必须在每一步都得到考虑。
The snake has to shed his skin before he can grow.