单词 | transpiration |
释义 | transpiration /tran'speuh ray"sheuhn/, n. 1. an action or instance of transpiring. 2. Bot. the passage of water through a plant from the roots through the vascular system to the atmosphere. [1545-55; TRANS- + L spiration-, s. of spiratio breathing (spirat(us), ptp. of spirare to breathe + -ion- -ION); perh. directly < F or NL] |
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