1. 伴随的;相伴的
Concomitant is used to describe something that happens at the same time as another thing and is connected with it.
2. 伴随物;相伴物
A concomitant of something is another thing that happens at the same time and is connected with it.
1. an event or situation that happens at the same time as or in connection with another
Synonym: accompanimentattendantco-occurrence