base， basis， basic,foundation， ground， groundworkThese nouns all pertain to what underlies and supports. 这些名词都与基础与支撑物有关。Base is applied chiefly to material objects: Base 主要指物体基础：amazed by the size of the monument's base. 惊讶于纪念碑基部的巨大。Basis is used in a nonphysical sense: Basis 用来指非物质方面的基础：“The basis of a democratic state is liberty” (Aristotle). “民主国家的基础是自由” （亚里士多德）。basic, n.（名词）An essential, fundamental element or entity:基本要素，基础本质：the basics of math.数学基础Basic training.基本训练Foundation applies physically (the foundation of a house) and figuratively (a statement without foundation in fact) . It often stresses firmness of support for something of relative magnitude: Foundation 指物质基础如：（房基） 及用作比喻：（没有事实基础的声明） 。 它经常被用来强调相关数量事物基础的稳固和坚固：“Our flagrant disregard for the law attacks the foundation of this society” (Peter D. Relic). “我们明显地忽视法律对这个社会的基础是一种攻击” （彼特·D·瑞利科）。Ground may denote an actual working surface, as in art (a white design on a blue ground) ; more often it is used figuratively in the sense of a justifiable reason: Ground 表示一种实际的起作用的表面，如在艺术中（蓝底上的白色图案） ； 经常更多地用作比喻，表示合理的原因、正当的依据或理由：grounds for divorce. 离婚的正当理由。Groundwork is most often applied figuratively, in the sense of a necessary preliminary: Groundwork 最常用作比喻，表示必需的开端：laid the groundwork for future negotiations. 为将来的谈判奠定基础
双语例句：And if so , on what basis? 如果是的话，在什么基础上?That should really be the basis of any organization. 这确实应该是任何组织的基础。
If not, you should start to learn how to do that, because it is the basis for a controlled classical vibrato. 如果不知道，你们应该开达章担始学习怎样压音，局整询因为提定欢这是一种可以控制的古典振音的基础。
美洋洋童装店
