ふと気がつくとpcの前で何10分もくすぶってることがあるって英語でなんて言うの？

"ふと気がつくとpcの前で何10分もくすぶってることがある" - I suddenly realize that I've become stagnant in front of the computer for more than ten minutes. - All of a sudden I realized that I had become stagnant in front of the computer for more than ten minutes. stagnant = stagnate adjective form stagnate 例文： The waters will stagnate after the storm. 嵐が過ぎ去ると水面は静かになる。