simultaneously

US /ˌsaɪ.məlˈteɪ.ni.əs.li/
UK /ˌsaɪ.məlˈteɪ.ni.əs.li/
"simultaneously" picture
1.

同时, 同步

at the same time

:
The two events happened simultaneously.
这两个事件同时发生。
She can sing and play the piano simultaneously.
她可以同时唱歌和弹钢琴。