All the higher- grade engineer have forme a little clan of their own.
所有的高级工程师组成了他们自己的小团体。
A feud between two families or clans that arises out of a slaying and is perpetuated by retaliatory acts of revenge; a blood feud.
族间血仇，血系间的复仇由杀戳引起的并通过以牙还牙的报复行为而持续不断的两个家族或宗族之间的世仇；血仇
The whole clan is coming to stay with them at Christmas.
他们那一大帮亲戚要在圣诞节期间来他们这里住。
