The interplay between syntax and semantics is central to the study of formal languages.
真相并不总在事实中,有时它隐藏在想象的褶皱里。
在奥斯维辛之后写诗是野蛮的。
How many roads must a man walk down before you call him a man?
森林的真正价值不能仅用板英尺来衡量。