So according to Exodus, this Passover ritual was established on Israel's last night of slavery while the angel of death passed over the dwellings that were marked with blood.

根据《出埃及记》记载，犹太人的逾越节,诞生在犹太人最后一天做奴隶,当死亡天使越过每一户门口有血记号的房子的时候。

耶鲁公开课 - 旧约导论课程节选

So now the blood of the sacrificial lamb is said to have protected the Hebrews from the angel of death, and the bread now is said to have been eaten, consumed in unleavened form, because the Hebrews left Egypt in such a hurry.

这羊羔的血可以保护,犹太人逃脱死亡天使的杀戮,要吃没有发酵的面包，因为犹太人匆匆忙忙的离开了埃及。

耶鲁公开课 - 旧约导论课程节选

The lamb will then be eaten as a family meal, and its blood will be smeared on the doorposts to mark the house so the angel of death knows to pass over that house -handy and the pun works in Hebrew, as well as English, In addition, each family is to eat unleavened bread.

然后这家人把羊吃掉，然后把羊血涂在门柱上，作为标记,所以当死亡天使经过的时候便可以看到,这里有一个在希伯来语和英语中都能讲得通双关语，除此之外，每一家都要吃没有发酵的面包。

耶鲁公开课 - 旧约导论课程节选