stagnate
/stægˈneɪt; ?@ ˈstægneɪt; `stæɡnet/ v[I]
1 be or become stagnant(1) 不流动; 成为死水.
2 (fig 比喻) be or become dull or unsuccessful because of lack of activity, development, opportunity, etc 停滞; 变迟钝; 不景气; 不发展
a stagnating industry 不景气的工业
I feel I'm stagnating in this job. 我觉得我干这份工作没什麽前途.
His mind has stagnated since his retirement. 他退休後头脑迟钝了.