the process of happening
an event; happening
"a disease of frequent occurrence"
"the occurrence (or presence) of life on other planets"
Observing a series of ordinary occurrences through the glamour of an active imagination.
出自: A. Merritt
Evidence of the occurrence of that fish on the Kentish coast.
出自: J. E. T. Rogers
Occurrences of ore were known to be much more widespread than those of uranium minerals.
出自: M. Gowing