Definition: at or to a large amount or level Level: C1
夏季气温可能达到惊人的高水平。
Temperatures can reach surprisingly ___high levels in summer.
一些地区的失业率已攀升至高达30%。
The unemployment rate in some regions has climbed as ___high as 30%.
大都市地区的生活成本依然居高不下。
The cost of living in metropolitan areas remains stubbornly ___high.
