Concurrent events or situations happen at the same time.
例句
Galerie St. Etienne is holding three concurrent exhibitions...圣艾蒂安美术馆同时举办3场展览。He will actually be serving three concurrent five-year sentences...实际上,他将服3个5年徒刑,合并执行。
英汉词典释义
adj.
同时存在(发生、完成)的
You can’t attend two concurrent events!你不能同时参加两项活动!The twins had concurrent birthday.双胞胎生日在同一天。