名词

1. （重大事件、发明或情况的）出现，问世，到来
The advent of an important event, invention, or situation is the fact of it starting or coming into existence.

2. （人物的）到达，到来
The advent of a person at a place is their arrival there.

1. arrival that has been awaited (especially of something momentous)

e.g. the advent of the computer

Synonym: coming