instantaneous sound energy density

例句：

1. 1. The sound was so loud that it was instantaneously heard by everyone.
   声音太响了，以至于每个人都能立即听到。
2. 2. The scientist conducted the experiment instantaneously.
   科学家立即进行了实验。
3. 3. The car skidded on the ice and was instantaneously stopped.
   汽车在冰上打滑并立即停了下来。