foundation/ faun'deɪʃən /

1.noun [of organization] [ company] [ city] 
成立

2.noun [of belief] [ way of life] 
(basis) 基础

3.noun [u] [fig] 
(substance) 根据

4.noun [c] 
(organization) 基金会

5.noun [u/c] 
(also: foundation cream) 粉底霜

6.n pl [of building] 
foundations 地基

without foundation
没有根据
to lay the foundations of sth
为某事奠定基础