simul+taneous+ly

• simul-同时，来自拉丁语
• -taneous形容词后缀，来自拉丁语
• -ly副词后缀

simul-（同时）+ -taneous（形容词后缀）+ -ly（副词后缀）= simultaneously（同时地）

simultaneous

同时的

simulate

模拟

instantaneous

瞬间的

spontaneous

自发的

1. 释义 1同时地

   The two events happened simultaneously.

2. 释义 1同时地

   She was able to type and talk simultaneously.

3. 释义 1同时地

   The fireworks exploded simultaneously.