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来源：雅诚德英语网
Stainless steel piping between top tank and dispensing spout to control bacteria growth.
在上水箱和出水口之间使用不锈钢管来抑制细菌生长。
Stainless steel piping between top tank and dispensing spout to control bacteria growth.
在上水箱和出水口之间使用不锈钢管来抑制细菌生长。