I always think about how to make batteries safer and more efficient.
Over the piano was printed a notice: Please do not shoot the pianist. He is doing his best.
所以大国攻打小国,那是互相残害,大国的错误必然反过来使其本国受害。 
人类天生善良,所以他犯罪是违背自己的意愿。
机器学习成功的关键不仅仅是算法,还有数据。
Coal miners are the unsung heroes of America's industrial strength.
La belleza de la poesía reside en su capacidad de transformar lo ordinario en extraordinario.