家庭联产责任承包制的英文：
family-contract responsibility system

family是什么意思：
n. 家，家庭；家庭成员；家世；子女

family friction
家庭的不和

There are often many nuclear families in one extended family.
在一个扩大的家庭中往往有多个核心家庭。

Which of you is the baby of the family?
你们当中谁是家中年龄最小的人？

contract是什么意思：
n. 契约；合同；婚约
v. 感染；（使）缩小，缩短，收缩；订契约

The contract was negotiated.
合约已谈妥。

confidentiality of contracts
合同的保密性

Renewal of contract
合同的续订

responsibility是什么意思：
n. 责任；责任感；职责；义务；负担

the shift of responsiBility
推托责任

Allocation of responsibilities
责任分派

a responsive smile
表示回答的微笑