tread water是什么意思
1. 踩水：tread the boards 上舞台 | tread water 踩水 | tread with 交尾
2. 停滞不前,没有进步：Tread the boards 上舞台, 做演员 | Tread water 停滞不前,没有进步 | Tried and tested 经过反复考验的
1. tread water
1. A new generation of companies will benefit from growth in their home market, while companies in other markets struggle to tread water.
2. I just lost control in my effort to tread water, and flipped over when I had felt so buoyant after leaving the shore.