保持健康,不要失去勇气。
keep fit and don't lose your nerve.
Technology can revolutionize aquaculture, but only if we apply it wisely.
The brain caps off its second and last growth spurt in your 20s as it rewires itself for adulthood.
民主的未来取决于民主社会自我改革和适应新挑战的能力。
La buena literatura es eternamente subversiva.