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单词 pore
释义
pore 2 (pôr)
n.
1. A minute opening in tissue, as in the skin of an animal, serving as an outlet for perspiration, or in a plant leaf or stem, serving as a means of absorption and transpiration.
2. A space in rock, soil, or unconsolidated sediment that is not occupied by mineral matter and that allows the passage or absorption of fluids: Water seeped into the pores of the rock.

[Middle English, from Old French, from Late Latin porus, passage, from Greek poros; see per-2 in the Appendix of Indo-European roots.]
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更新时间:2025/3/22 6:18:43