最有力的艺术往往源于最简单的想法。
The strength of liberal democracy lies in its ability to self-correct and reform.
The health of our seafood reflects the health of our oceans.
对死亡的回避是不健康和异常的,它使生命第二阶段失去目标。
神经系统是一个动态的、不断变化的系统。