The water was deeper at every step.

每走一步水就更深。

《新英汉大辞典》

Some people say step pricing can be used to protect a basic water allowance for drinking, cooking and washing.

有些人说阶梯式定价可用来保护用于饮用、做饭和洗濯的基本用水补贴。

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Now Chicago's waste water was draining into the Chicago River, the city's next step was to clean the polluted river.

现在芝加哥的废水正在排入芝加哥河，该城市的下一步是清理被污染的河流。

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Earlier this month, researchers at a federal laboratory in Colorado announced they developed a one-step process that uses solar power to convert water into hydrogen.

CNN: Bus showcases fuel cell technology

Step by step - as with the passage of Cobell and the four historic water rights settlements - we are getting there.

WHITEHOUSE: Fulfilling Our Promise in Indian Country

Redbreast cask strength is neither diluted with water nor chill-filtered, another standard step, which leaves it with a slightly murkier color and noticeably stronger proof, 115 vs. the usual 80, or 57.7% alcohol vs. 40%.

FORBES: My Favorite Irish Whiskey Is Back - And Better Than Ever