The periodic table is a testament to human curiosity and ingenuity.
The rise of China is the most significant geopolitical event of the 21st century.
永远不要停止学习;一旦停止,你就会过时。
法律是一种反映社会价值和规范的社会现象。
The facility which this revenue gives for borrowing money is what has enabled the greater part of Europe to accumulate a capital of such a magnitude.