| 单词 | sub-vein | 
| 释义 | > as lemmassub-vein   sub-vein  n.  Brit. , U.S.  ΚΠ 1839    Farmers' Reg. 30 Apr. 207/1  				Where the parenchyma, is only sufficient to form a covering for the veins and sub-veins, we have the multifid..form of the leaf; as in the ranunculus fluviatalis. 1855    J. R. Leifchild Cornwall: Mines & Miners 89  				Divided lengthwise into other sub-veins. 1904    Sat. Rev. 24 Sept. 392/1  				The Breton woodlanders were still clad in sheepskins; though they took their pleasures somewhat lugubriously, there was a subvein of joviality. 1989    Jrnl. Struct. Geol. 11 639/2  				Seams divide major veins into subareas that may be described as sub-veins. 2003    Forest Ecol. & Managem. 179 379/1  				A piece of leaf about 0.5 cm2 in area was excised from the middle of the leaf close to the central vein and between two sub-veins. < as lemmas | 
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