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单词 semipermeable
释义

WordReference Random House Learner's Dictionary of American English © 2024
sem•i•per•me•a•ble /ˌsɛmiˈpɜrmiəbəl, ˌsɛmaɪ-/USA pronunciation   adj. 
  1. Biology, Physicsallowing only certain small molecules to pass through:a semipermeable membrane.

WordReference Random House Unabridged Dictionary of American English © 2024
sem•i•per•me•a•ble  (sem′ē pûrmē ə bəl, sem′ī-),USA pronunciation adj. 
  1. Biology, Physicspermeable only to certain small molecules:a semipermeable membrane.
  • semi- + permeable 1895–1900
sem′i•per′me•a•bili•ty, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
semipermeable /ˌsɛmɪˈpɜːmɪəbəl/ adj
  1. (esp of a cell membrane) selectively permeable

ˌsemiˌpermeaˈbility n
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