puddle
/ˈpʌd(ə)l/📚 9202 108 1托福A puddle is a small, shallow pool of liquid that has spread on the ground. 水坑
noun [专属名词]（尤指雨水积成的）水坑，泥潭；胶土（用黏土、沙和水而成，用来助堤坝防水）；（划桨激起的）漩涡
Careful you don't tread in that puddle.
verb [vt. 及物动词]（尤指雨水）弄湿；（液体）形成水潭；<古>（在泥潭、浅水滩）打滚；<非正式>瞎忙（puddle about/around）；用胶土填（洞）；把（黏土和沙）捣成胶土；处理（混合的水和黏土）将金（或蛋白石）分离；搅炼（熔化的铁水）
Then that puddle of water starts to freeze.
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