tread water的用法和樣例：
例句
用作不及物動詞 (vi.)
- He kept afloat by treading water.
他靠踩水來保持身體不向下沉。 - As it stands now, Porsche only has enough cash flow to tread water.
就目前，保時捷只有擁有足夠的現金流踩水。 - The stock market trod water these days.
股市這幾天停滯不前。
辭彙搭配
- tread water 踩水
