Three men were floundering about in the water.三个男人在水中挣扎。

The attempt floundered.尝试失败了。

The economy was floundering.经济发展失去了方向。

I was floundering. I worked in a number of jobs. I had no direction in my life当时我只是在混日子。我换过好多工作, 生活没有明确的方向。