This may include a very fast fall towards 1800 followed by a very rapid rise.

这可能会包括向1800点的快速下跌，然后跟着一个快速的上涨。

youdao

Yes, there are periods of fast change and rapid movement.

是的，会有快速变化、运动的时期。

youdao

Yes, there are periods of fast change and rapid movement.

是的，会有快速变化、运动的时期。

youdao