Let fresh air into your room by opening up Windows if it's not too cold and if it's not polluted outside.
如果天气不是太冷又没有污染的话，打开窗户让新鲜空气进入房间。
The surface suction opening is arranged on a floating body or a ship that is outside the floating rail, especially on a floating type air lift system.
表层水吸水口是安装在浮动围拦外的浮体或船上，尤其是构成浮动式气提系统。
The surface suction opening is arranged on a floating body or a ship that is outside the floating rail, especially on a floating type air lift system.
表层水吸水口是安装在浮动围拦外的浮体或船上，尤其是构成浮动式气提系统。
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