The transistor was a pivotal invention, but its true significance lies in how it enabled the democratization of technology.
晶体管是一项关键发明，但其真正意义在于它如何实现了技术的民主化。
Environmental protection is our inescapable responsibility. We must pay attention to ecological protection in the mining process to achieve sustainable development.
In the pursuit of mathematical truth, we often find more questions than answers.
电影的力量在于它能够使不可见的东西变得可见。