基本解释n.基础;根据;下层;底层同根派生 substrative相关词英汉例句用作名词 (n.)The story has a substratum of truth.这故事有事实的基础。There is a substratum of truth in her story.她叙述中有事实根据.The soil has a substratum of rock.这土壤下面有层石头。substrative更多例句