相关单词近义词 basics 基本因素, fundamentals 基本原则, prerequisites 先决条件, rudiments 基础知识, nuts and bolts 具体细节, nitty-gritty 事实真相临近词essential, essential gene, essential data, essential ealm, essential game, essential idea, essential food, essential root, essential oils, essential balm, Essential node 返回 essentials