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单词 penetrant
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pen•e•trant  (pen′i trənt),USA pronunciation n. 
  1. a person or thing that penetrates.
  2. a compound that penetrates the skin, as a lotion or cream.
  3. a substance that lowers the surface tension of water;
    wetting agent.
  4. Zoologya large nematocyst discharging a barbed thread that penetrates the body of the prey and injects a toxic fluid.

adj. 
  1. penetrating.
  • Latin penetrant- (stem of penetrāns), present participle of penetrāre to penetrate; see -ant
  • 1535–45

Collins Concise English Dictionary © HarperCollins Publishers::
penetrant /ˈpɛnɪtrənt/ adj
  1. sharp; penetrating
 n
  1. a substance that lowers the surface tension of a liquid and thus causes it to penetrate or be absorbed more easily
  2. a person or thing that penetrates
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更新时间：2024/11/10 23:27:40