你本该拒绝一个那么不公平的提议。

You should've rejected such an unfair proposal.

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
2 本该 běngāi should have … from the beginning
3 拒绝 jùjué to refuse; to decline; to reject
=4 一个 yīge
  1. a; an; one
  2. the whole (afternoon, summer vacation etc)
=4 一个 yīgè
  1. Combination of the numeral 一 (“one”) and the generic classifier 個／个: a; an; one
  2. same
=5 那么 nàme
  1. like that; in that way; to that extent
  2. (before a number) ... or so; about ...
  3. then; in that case
=5 那么 nàme variant of 那麼 nàme
6 不公平 bùgōngpíng
  1. injustice, unfairness
  2. unjust, unfair
=7 的 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 pígéde "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. dì or di in poetry and songs
=7 的 dī a taxi; a cab (abbr. for 的士 dīshì)
=7 的 dí really and truly
=7 的 dì (bound form) bull's-eye; target
8 提议 tíyì
  1. proposal
  2. suggestion
  3. to propose
  4. to suggest