substratum

英 ['sʌbstrɑːtəm] 美 ['sʌbstreɪtəm]

• n. 基础；根据；下层；底层

详尽释义

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。

经典引文

• If we look more deeply I think we can find a substratum of common problems.

  出自： R. Heilbroner

• Anatomical information..forms an excellent substratum on which to build future experiments.

  出自：Nature

词汇搭配

• substratum for waterproofing 防水底层
• basaltic substratum 玄武岩基层

近反义词

【近义词】

• layer 层
• bed 床
• substrate [无线电]基底...