现在不是轻松舒适的`时候.现在是大胆和忍耐的时候。
释义:独具慧眼的人看山崖,能发现未经琢磨的玉石;靠近河川,便能知道水里有珍珠。比喻人应善于观察和学习,方能洞察事物本质。
The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.
某种无形力量的可怕阴影,虽不可见,却在我们中间漂浮。
Time moves differently in memory than it does in life.