The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand.

陶瓷阀板耐磨、耐腐蚀、耐固体颗粒侵蚀，寿命长，适合各种气体、液体阀门密封。

This dirt is a reproach to the city.

肮脏是城市耻辱。

There is some dirt on your coat.

你外套上有灰尘。

The road petered out into a dirt track.

大道延伸到一条泥土小径。

Manchester is renowned for the sweat and dirt of industry.

曼彻斯特以工业带来辛劳和肮脏闻名。

Motorcycle riders with dirt bike experience are significantly underrepresented in the accident data.

有山地经验摩托驾驶员所占比例非常小。

Break up these large lumps of dirt.

把这些大泥块弄碎。

The journalists like to dish the dirt about television stars.

记者有时喜欢揭电视明星疮疤。

I’ve got a speck of dirt on my shirt.

我衬衫上有一点污垢。

A dark suit will not show the dirt.

黑色服装不显脏。

His hands were begrimed with oil and dirt.

他手被油和污物弄脏。

Mother was in the garage, brushing the dirt aside.

母亲正在库里扫除灰尘。

The drain was choked up with dirt.

排管被污物堵住了。

The worker quickly cleared away the dirt that was choking up the chimney.

那工人很快就把塞住烟囱污垢清除干净了。

Alarmed at the first sound, we hit the dirt.

第一声警报一响我们就迅速卧倒。

All this dirt that has got into my watch has gummed up the watch.

手表被钻进去污垢弄坏了。

Wheels leave grooves in a dirt road.

轮在泥路上留下了凹痕。

The children were outside playing happily in the dirt.

小孩在外面泥土里玩得很开心。

This metal net filters out the dirt.

这个金属网滤掉污物。

A dark shirt will not show dirt.

黑衬衫不显脏。