base
单词辨析：
指某事物的基底部分，一般用单数。也可以指知识、想法等的基础或军事组织的基地。
the base of a mountain/tree
山脚/树根
a military base
军事基地
an air base
空军基地
A good scientific research base ensures the achievement of last year's economic goals.
良好的科研基础保障了去年经济目标的完成。
指支持某事物并构成其发展基础的重要事实、观念、事、物等。
the basis of discussion
讨论的基础
the basis of equality and mutual benefit
平等互利的基础
指建筑物的地基，也可用来表示思想基础或基本原理。
the foundation of a hous
房基
The workers are strengthening the foundation of the bridge.
工人们正在加固大桥的地基。
This theory is built on a foundation of factual knowledge.
这条理论是有事实根据的。
相关例句：
He based his conclusions on the evidence given by the captured prisoners.
他根据被俘囚犯提供的证据得出了这个结论。
The company has been expanding its customer base using trade magazine advertising.
公司一直通过在商业杂志上刊登广告扩展客户群。
Spoon the mixture on to the biscuit base and cook in a preheated oven
把混合好的糊糊舀到饼干坯上，然后放入已预热的烤箱烘烤。
Love has the power to overcome the baser emotions.
爱能够战胜邪念。
By early yesterday, the insurgents had taken control of the country's main military air base.
到昨天清晨为止，叛乱者已经控制了该国的主要空军基地。
Shanghai is the most important industrial base of China.
上海是中国最重要的工业基地。