这些早期田野调查为后来的社会学研究奠定了坚实基础。Zhèxiē zǎoqī tiányě diàochá wèi hòulái de shèhuìxué yánjiū diàndìng le jiānshí jīchǔ.These early field investigations laid a solid foundation for later sociological research.
小时候的阅读习惯为他的写作奠定了基础。Xiǎoshíhou de yuèdú xíguàn wèi tā de xiězuò diàndìng le jīchǔ.His reading habit in childhood laid the groundwork for his writing.
这部小说奠定了他在文坛的地位。Zhè bù xiǎoshuō diàndìng le tā zài wéntán de dìwèi.This novel established his standing in the literary world.