r. at the same instant
adv. 同时发生, 一齐, 同时, 同时存在
1. She can speak English and French simultaneously.
她可以同时说英语和法语。
2. The concert will be broadcasted live simultaneously in several countries.
音乐会将在几个国家同时直播。
3. They completed the project and prepared the presentation simultaneously.
他们同时完成了项目并准备了演示。