In particular, everything in the Base category is required.

特别是，在基本类别里一切所必需的。

mass production movement in the revolutionary base areas

革命根据地大生产运动

A firm base is very important for building a house.
稳固的地基对于建造房屋十分重要。

There used to be a military base in the region.

这地区过去有个军事基地。

He used the house as a base for his printing business.

他把房子作为印刷基地。

※All politics are based on the indifference of the majority.——James Reston, Amreican editor  一切政治都是建筑在绝大多数的人冷漠的基础上的。美国编辑 赖斯顿。Ｊ。  
※Your honesty is not to be based either on religion of policy ,.Both your religion and policy must be based on it.——John Ruskin , UK art critic  诚实不应当建立在宗教或政策的基础上。相反，宗教和政策都必须以诚实为基础。英国艺术评论 罗斯金.J.
※Every kind of peaceful cooperation among men is primarily based on mutual trust and only secondly on institutions such as courts of justice and police.——Albert Einstein, American scientist 人类一切和平合作的基础首先是相互信任， 其次才是法庭和警察一类的机构。美国科学家 爱因斯坦.A.
※All progress is based upon a universal innate desire on the part of every organism to live beyond its income.——Samuel Butler, British writer世人莫不怀着一种与生俱来的欲望，要把支出超过收入，此乃一切进步的动力。英国作家 勃特勒. S.
※The time of life is short ; to spend that shortness basely, it would be too long . (William Shakespeare , British dramatist )——人生苦短，若虚度年华，则短暂的人生就太长了。(英国剧作家 莎士比亚. W.)