Climate change and overfishing are twin threats we must tackle together.

寻找系外行星不仅仅是发现新世界，更是理解我们在宇宙中的位置。

You can't stop the future, You can't rewind the past, The only way to learn the secret...is to press play.

大国政治的悲剧在于，即使是善意的国家也被迫采取可能导致冲突和战争的行为。

朋友相逢欢聚却不饮酒，连洞口的桃花也会笑话。