· 长难句 ·

In addition, it is unclear what force a contract can have for people who never consented to it: how do you reply to somebody who says “I don’t like this contract”?

· 词的处理 ·

in addition 此外

force / fɔ:s/ n. 力量，约束力

contract / ˈkɔntrækt / n. 合同，契约

consent / kənˈsent / vt. 赞同，同意

· 句子翻译分析 ·

In addition, it is unclear what force a contract can have for people who never consented to it: how do you reply to somebody who says “I don’t like this contract”?

译：此外，谁也不清楚，对于从来就不同意契约的人来说，这项契约又具有多大约束力，如果有人说“我不喜欢这项契约”，那你又如何回答呢?
   1.句子主干为it/ is/ unclear /what force a contract can have for people; 其中it充当形式主语，what force a contract can have for people 为真正的主语从句。

2. who never consented to it 为定语从句，修饰people

3. 冒号之后的部分是对 what 从句的补充说明。