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jump up 跳起来；突然站起来：A dog jumped up at the meat in his hand.一条狗跳起来叼他手中的肉。 (价格等)暴涨；猛增：All stock prices have jumped up this month.本月所有股票的价格都已暴涨。 以上来源于：《21世纪大英汉词典》 jump upvi.突然迅速站起来He jumped up and went across to the large bookcase.他突然迅速站起来走向那个大书柜。'I'll do |