她说当她从伦敦来到美国时，很吃惊问题的严重性。

She says she was surprised to learn the extent of the problem when she moved to the United States from London.

youdao

她说当她从伦敦来到美国时，很吃惊问题的严重性。

She says she was surprised to learn the extent of the problem when she moved to the United States from London.

youdao