need的近义词有：lack, need, want, require。下面这些动词均有"缺少，短少"的含义：lack：指完全短缺或数量不足。need：语气较重，指需要必不可少的东西，强调急需。want：侧重缺少某种必需之物，或个人渴望得到的东西。require：使用广泛，语气较轻。强调急需时可与need换用，但有时暗示所需的人或物是完成某一任务必不可少的。...
...a clever and spectacularly successful system, the detailed complexity of which surpasses our full understanding.一个设计巧妙且极其成功的系统，其复杂的细节非我辈所能完全理解The scenery here surpasses that of the lower reaches of the Changjiang Rive...