plateau
n
(pl ~s or -eaux )
1 large area of fairly level land high above sea-level 高原. Cf 参看 ridge 2.
2 state of little or no change following a period of rapid growth or development (迅速增长或发展後的)稳定状态
After a period of rapid inflation, prices have now reached a plateau. 经急剧通货膨胀之後物价现已趋於平稳.