例句
The perturbations in the stock market caused a lot of anxiety.
股票市场的波动引起了很多焦虑。
This perturbation is difficult to predict.
这种干扰很难预测。
The perturbations in the stock market caused a lot of anxiety.
股票市场的波动引起了很多焦虑。
This perturbation is difficult to predict.
这种干扰很难预测。