n.根基；基础；根据；创建；基金(会)

How long will it take to finish digging the foundations? 挖地基大概需要多长时间完成呢？

He laid the foundation of his success by study and hard work. 他通过学习和努力工作为成功打下了基础。

All these have laid a solid political foundation for consolidated national unity. 所有这些为巩固国家统一奠定了坚实的政治基础。

His view is by no means without foundation. 他这种看法决不是凭空产生的。

These conclusions must have some solid foundation in reality. 这些结论一定有某些牢固的现实根据。