Sustainability isn't a choice—it's our responsibility to future generations.

量子力学的本质在于它提供了一个数学框架，用于描述原子和亚原子层面上物质的行为。

The galactic center is a unique natural experiment in strong gravity.

I neither affirm nor deny， but I suspend my judgment.

能源的未来不是要在化石燃料和可再生能源之间做出选择，而是找到确保可靠性、可负担性和可持续性的正确平衡。