simultaneous

/ˌsaɪməlˈteɪniəs/

occurring or operating at the same time

Chinese meaning: 同时的；同步的

The conference offered simultaneous translation in five languages.

会议提供了五种语言的同声传译。

The two earthquakes occurred almost simultaneously in different regions.

这两次地震几乎同时发生在不同地区。