我不找借口。我寻找解决方案。
The impact of computer science on society is profound and far-reaching.
只管走过去,不必逗留着采了花朵来保存,因为一路上花朵自会继续开放的。
Small farmers are the backbone of global food security—they deserve investment and respect.
煤炭仍将是能源结构的一部分,但它必须更清洁、更负责任。
遗传学是活人的考古学。