常見例句雙語例句Life is receding and life is renewing itself. Our footsteps follow in a circle, and fly off at tangent heading for an unknown. Is this the eternal hope of humanity?我們的腳步因循著一個又一個的圓，擦過圓周的邊緣，曏著不可知的遠方延伸，這是否即是人類永遠的希望？blog.sina.com.cn 返回 fly off at a tangent