昨晚是满月。

Last night there was a full moon.

Source: Tatoeba

Sentence Composition

1 昨晚 zuówǎn
  1. yesterday evening
  2. last night
=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 满月 mǎnyuè
  1. (of a baby) to reach one month of age
  2. (fig.) to reach the one-month mark since the start, launch or implementation of sth
  3. the full moon