ultimate

名词 ultimate:

1. the finest or most superior quality of its kind

形容词 ultimate:

1. furthest or highest in degree or order; utmost or extreme
2. being the last or concluding element of a series

1. Their ultimate weapon was the threat of an all-out strike.
   他们最後的杀手　是威胁举行大罢工。
2. The ultimate luxury of the trip was flying in Concorde.
   这一行程中最大的享受就是乘坐协和式飞机。
3. Our ultimate objective is the removal of all nuclear weapons.
   我们的最终目标是消除所有核武器。
4. The sun is the ultimate source of energy.
   太阳是能量的最基本来源。