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substratum

/ˈsʌbstrɑːtəm/ /ˈsʌbstreɪtəm/
  • n.
    基础;根据;下层
复数substrata或substratums
GRE

双语例句

  1. There is a broad substratum of truth in it.
    这其中有广泛的事实做基础。
  2. The settlement of pile top in pile foundationconsists of pile compression and settlement of substratum.
    采用实体深基础法的思想,桩顶沉降分为桩身压缩和桩端沉降。
  3. After cable duct construction, the Permit Holder shall reinstate the affected stream bed of Ho Chung River to its original conditions using natural substratum.
    在电缆管道建成后,许可证持有人须用天然底土修复受影响的蚝涌溪流河床,使其回复原貌。

网络短语

  • Tactical Assassin Substratum
    火柴人暗杀任务
  • basaltic substratum
    玄武岩基层;玄武岩质底层
  • soft substratum
    软弱下卧层
  • substrata substratum
    的复数
  • growth substratum
    生长基质

词语扩展

n.
基础;根据;下层
n.
substrate基质;基片;底层(等于substratum);酶作用物
substructure基础;信念;底部构造

词义分布

基础
50%
基层
25%
底土
25%

英英释义

  • n.a surface on which an organism grows or is attached
  • n.any stratum or layer lying underneath another
  • n.an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population

词源

  • substratum底土层
    sub-,在下,-strat,地层,岩层,词源同 strategy,structure.