A rib or a riblike part, such as the midrib of a leaf or a thickened anterior vein or margin of an insect's wing.

肋骨，叶脉：肋骨或肋骨状部分，例如叶子的中脉或昆虫翼的较厚的前部线或边。

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The results are as follow: 1. In the unilateral complete cleft lip, superior labial artery runs along the labial margin and cleft edge, ending in base of nasal wing on the lateral side.

发现唇裂者的上唇动脉沿唇红缘和裂缘走行，终止于鼻翼基部（患侧）和鼻小柱基部（健侧）。

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Jorge Batlle, of the Colorado Party, was elected president of Uruguay , beating his left-wing rival, Tabare Vazquez, by a margin of seven-and-a-half percentage points.

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Royal XV skipper Willhelm Koch stretched out for a close-range try before hooker Rayno Barnes rounded off an impressive driving maul to give their side the 15-point margin before O'Gara's inside pass set up wing Tommy Bowe to cross.

CNN: Lions limp to victory in South African opener

On March 21st, the candidate of the right-wing National Republican Alliance (Arena) party, Tony Saca, won by a wide margin in El Salvador's presidential election.

ECONOMIST: El Salvador's election: Keeping to the right | The