周日是一周的最后一天。

Sunday is the last day of the week.

Source: Tatoeba

Sentence Composition

=1 周日 Zhōurì Sunday
=1 周日 zhōurì (dialect) weekday
=2 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 是 shì variant of 是 shì
=3 一周 yīzhōu
  1. one week
  2. all the way around
  3. a whole cycle
=3 一周 yīzhōu
  1. a round; a whole cycle
  2. a week
=4 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 跑堂儿的 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
=4 的 dī a taxi; a cab (abbr. for 的士 dīshì)
=4 的 dí really and truly
=4 的 dì (bound form) bull's-eye; target
5 最后一天 zuìhòuyītiān final day