英语词汇principal vein是什么意思，principal vein的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	principal vein
释义	DEFINITIVE EXAMPLES 权威例句〔midrib〕The central or principal vein of a leaf.中脉：中心的或主要的叶脉美国传统
随便看	vote-grubber vote-loser vote-rigging vote-winner vote-worthy voteable voted voted voted voted multi-processor computer voteless voter voter voter voter voter turnout voter turnout voter turnout voter's card voters voters voters votes Votes votes

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