Chickens kept by the family began to die three days before the first patient developed symptoms.

在第一名患者出现症状之前三天，该家庭饲养的鸡开始死亡。

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If Discovery blasts off Sunday, the mission will last 13 days and feature three spacewalks, the first of which will be to install the new solar wings.

如果发现号在周日发射升空，此次飞行将持续13天，其主要任务是完成三次太空行走，其中的第一次行走将是安装新的太阳能电池板。

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The first three days were used to attend the regular tourist activities.

第一个三天时间用来参加常规旅游活动。

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To top it off, American reporting of the war followed the same trajectory from exaggerated optimism in the first three days to exaggerated pessimism in the next four.

ECONOMIST: American public opinion

So given this expanded reach, the iPhone 4S will need to exceed the 1.7 million mark by a fair margin in the first three days to really impress us.

FORBES: Apple Shares Set To Blossom To $500 As iPhone 4S Pre-Orders Roll In

They continue to increase -- over the first three days of operation we have gone from 6, 000 to 11, 000 -- trying to increase that production rate, ultimately close the venting valves and move to a greater capacity.

WHITEHOUSE: Daily Press Briefing