level drift

例句：

1. 1. The ship's engine was making a level drift in the water.
   船的引擎在水面上水平漂移。
2. 2.The team needs to work together to avoid any level drift in their performance.
   团队需要共同努力，以避免表现中的任何水平漂移。
3. 3.The data showed a level drift in the population growth rate.
   数据显示人口增长率出现了水平漂移。