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来源:雅诚德英语网
But a new study at one hospital finds that these devices may not always be worth the savings in water use.
但最近在一所医院进行一项研究发现,用这种水龙头节约水可能得不偿失。
But a new study at one hospital finds that these devices may not always be worth the savings in water use.
但最近在一所医院进行一项研究发现,用这种水龙头节约水可能得不偿失。