float
v. /floʊt/ A2
漂浮；浮动
To stay on or near the surface of a liquid without sinking.
仙境例句
Up to her chin in salt water, Alice floated and wondered if she had fallen into the sea.
咸水漫到下巴，爱丽丝漂在水里，心想自己是不是掉进了大海。
巴菲特芒格原话
The cost of that float was less than zero, and that is a very valuable asset.那笔浮存金的成本低于零，而这是一项极为宝贵的资产。（浮存金指保险公司预收且可用于投资的保费资金。）
Warren Buffett · 1995