A blue moon occurs when two full moons happen in one month. Since one full moon occurs every 28 days, it doesn't happen very often, hence the phrase.
You could refer to it as a quarterly event.
An observable fact is something that can be seen, heard, or experienced directly by an individual or through scientific measurement. An event is a specific occurrence or happening that can be identified at a particular time and place. Circumstances refer to the conditions or factors surrounding a situation or event.
Current events refer to the important occurrences and developments happening in the world at a specific point in time. These events are usually newsworthy and have a significant impact on society, politics, economics, or culture.
"Anticipate" means to expect or look forward to something happening. It involves predicting an event or outcome based on current knowledge or circumstances. In a broader sense, it can also refer to preparing for something in advance.
This question is incomplete. What event do you refer to?
the circumstances surrounding the event
Both refer to a length of time that begins with a change or event that affects many people.
Both refer to a length of time that begins with a change or event that affects many people.
In Greek, "μία φορά" (mia fora) translates to "once" in English. It is often used to refer to a singular occurrence or event. The phrase can also imply the idea of something happening one time only.
To refer to actions that are happening now (at the present moment)
allusion
The present tense allows you to refer to things that are currently happening.