| 单词 | leaf disc |
| 释义 | > as lemmasleaf disc leaf disc n. (a) the surface of a leaf blade, as opposed to the margin; (b) a circular piece cut from a leaf. ΚΠ 1863 Proc. Royal Hort. Soc. 3 87 Golden Fleece... Similar to the last, but with more spreading flower trusses, and less green on the leaf-disc. 1896 R. Lydekker Royal Nat. Hist. VI. i. 32 The leaf-discs thus held above their heads have earned for these insects the name of ‘parasol-ants’. 1964 Ecology 45 163/1 Leaf discs, 4 mm in diameter, were cut with a cork borer and placed immediately in a glass vial with a tight-fitting lid. 2007 Pittsburgh Tribune Rev. (Nexis) 22 July The round leaf disc has glandular tentacles sticking out in all directions. < as lemmas |
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