instantaneous speed regulation

例句：

1. 1. The decision was made immediately after the meeting.
   会议结束后，决定立刻做出。
2. 2. The car skidded on the ice and came to a stop instantly.
   汽车在冰上打滑，立刻停了下来。
3. 3. The scientists were able to observe the phenomenon instantly.
   科学家们能够立刻观察到这个现象。