Since we’re inside with doors and windows closed for most of the winter it’s important to keep the furnace filters clean and clear of dust and other debris.
因为在冬天的大多数时候都会紧闭门窗，所以保持暖气过滤网干净、清洁、没有灰尘和碎石是很重要的。
Since we're inside with doors and Windows closed for most of the winter it's important to keep the furnace filters clean and clear of dust and other debris.
因为在冬天的大多数时候都会紧闭门窗，所以保持暖气过滤网干净、清洁、没有灰尘和碎石是很重要的。
Although it was closed for the winter, the manager, Wang Youqiang, was on duty.
虽然已经接近冬天，但是砖厂的负责人王有强还在值班。
Many have slashed production, to survive the bitter winter of the industry; some have closed their doors for good.
为了熬过最艰难的时刻，其中许多厂子都削减了生产量，有的甚至直接关门大吉。
This article is evaluation of the inner environmental condition on a closed house for weaners on the base of the data of the observations in winter, spring and summer.
在系统观测封闭式断奶仔猪舍春、夏、冬季舍内空气温热及卫生状况的基础上，对其空气环境状况进行了评价。
This article is evaluation of the inner environmental condition on a closed house for weaners on the base of the data of the observations in winter, spring and summer.
在系统观测封闭式断奶仔猪舍春、夏、冬季舍内空气温热及卫生状况的基础上，对其空气环境状况进行了评价。
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