The Internet is a shared resource that requires collective responsibility.
The night is a great dream, but the stars are its reality.
经济学特别是宏观经济学中说的投资是耐用资本品如厂房设备的生产,而平常说的“投资”是指购买资产如股票,这和经济学中的投资不同,为了区分,这种投资被称为金融投资。
Every challenge is an opportunity in disguise.
煤炭的可持续未来取决于我们能否在不牺牲依赖该行业的人的生计的情况下整合更清洁的做法。