安全不仅仅是一个优先事项,它是必须融入我们所做一切的核心价值观。
We must balance the need for energy security with the urgency of reducing emissions.
真正的发现之旅不在于寻找新的风景,而在于拥有新的眼光。
Our goal is to organize the world's information and make it universally accessible and useful.