[] to become worse使恶化；弄坏◆Economic conditions have deteriorated rapidly.经济形势迅速恶化。◆deteriorating business and consumer confidence日益下滑的商业和消费者信心⨁to deteriorate dramatically / rapidly / sharply / significantly突然／迅速／急剧／明显恶化▸deterioration /dɪˌtɪəriəˈreɪʃn; NAmE-ˌtɪr-/
noun
[, ]◆a sharp deterioration in the group's financial position集团的财政状况的急剧恶化