| 单词 |
polyporus |
| 释义 |
polyporus|pəˈlɪpərəs|
[mod.L.: see polypore.]
a. = polypore.
1887W. Phillips Brit. Discomycetes 334 Nylander and Karsten find it on poplar and elder, also on dead polyporus. 1907T. R. Sim Forests & Forest Flora Cape Good Hope iii. 31 The attack of a Polyporus..softens and disintegrates the living heartwood.
b. A slice of a dried fungus of the genus Polyporus, esp. P. betulinus, used as a mount for particularly delicate insects. Also attrib.
1900Instructions for Collecting Insects (Brit. Mus. (Nat. Hist.)) 6 A very useful material for staging is a fungus called Polyporus, which is cut into strips sold for the purpose by dealers. 1940J. Smart Instructions for Collectors, No. 4A: Insects (Brit. Mus. (Nat. Hist.)) iv. 153 The smaller forms should be pinned on fine stainless steel points which are stuck into small strips of polyporus. 1951Colyer & Hammond Flies Brit. Isles 334 If it is desired to pin medium-sized or small flies with short pins, they can be subsequently ‘staged’ on polyporus or slips of celluloid. 1962Gordon & Lavoipierre Entomol. for Students of Med. l. 303 Other forms of very useful..specialised equipment are entomological forceps and polyporus strips. |
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