substratum是什么意思

substratum

美['sʌbstreɪtəm]  英['sʌbstrɑːtəm]
n.  基础；根据；下层；底层
  形容词：substrative  名词复数：substrata
  近义词：layer，bed，substrate，

详细释义

n.(名词)
  1. 下层
  2. 基础
  3. 底层
  4. 下层土壤
  5. 【生】基层
  6. 根本
  7. 【生化】培养基
  8. 基质
  9. 【农】下层土
  10. 底土
  11. 心土
  12. 【摄】胶层
  13. 下层社会
  14. 底土层
  15. 根据
  16. 根基
adj.(形容词)
  1. 胶层感光乳剂附着的

英英释义

Noun
  1. a surface on which an organism grows or is attached;

    "the gardener talked about the proper substrate for acid-loving plants"

  2. any stratum or layer lying underneath another
  3. an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population;

    "the Celtic languages of Britain are a substrate for English"

例句

用作名词(n.)
  1. The story has a substratum of truth.这故事有事实的基础。
  2. There is a substratum of truth in her story.她叙述中有事实根据.
  3. The soil has a substratum of rock.这土壤下面有层石头。
没有了

最近查询