dust a room的意思|示意

There was in that room a beautiful lamp, covered for many years with dust.

在他的房间里有一盏很漂亮的灯，但却被多年的灰尘覆盖了。

Dust soon accumulates if a room is not cleaned regularly.

房间不常打扫，尘土很快就会堆积起来。

An inner cloud of dust rose around the prostrate figures amid the general one of the room, in which a twitching entanglement of arms and legs was discernible.

屋内已是一片尘土，现在又在跌下去的人四周飞扬起更浓的尘埃，尘埃中隐约只见一些胳膊大腿纠缠在一起。

The leaves were covered with dust, and everywhere there was a thin layer of it - in the room, on the veranda and on the chair.

树叶被尘土覆盖着，到处都有薄薄的一层灰尘——房间里，走廊里和椅子上。

There is a collection of dust in an unused room.

空著不用的房间常常积起大量灰尘。

This is a kind of local purifying equipment, fixed on the partition between clean room and unclean room. It is used for shower and removing dust when personnel or objects entering into clean area.

这是一种通用性较强的局部净化设备，安装于洁净室与非洁净室之间的隔墙处，用于人员或物体进入洁净区时的吹淋除尘。