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汉语拼音：shā chén

（在空中飘浮的）沙粒和尘土：～天气。加强城市绿化，减少～。

1. 沙子与尘土。

   晋 王嘉 《拾遗记·轩辕皇帝》：“ 洹 流如沙尘，足践则陷，其深难测。” 南朝 宋 谢灵运 《拟魏太子邺中集·阮瑀》诗：“河洲多沙尘，风悲黄云起。” 唐 薛奇童 《拟古》诗：“沙尘朝蔽日，失道还相遇。” 瞿秋白 《乱弹·吉诃德的时代》：“虽然他们是很多，可是多得像沙尘一样，每一粒都是分离的。”

2. 指征尘。战斗时扬起的尘土。

   唐 李白 《北上行》：“沙尘接 幽州 ，烽火连 朔方 。”

3. 指风尘。喻旅途劳累。

   宋 曾巩 《送程公闢使江西》诗：“却寻泉石引幽士，想忆沙尘笑劳者。”

• a layer of gritty dust

  一层沙尘

• The sand in the air reduced visibility to a hundred yards.

  空中的沙尘将能见距离降低到100码.

• A fine soil was deposited by winds carrying desert dust.

  带着沙尘的风在这里留下了一层细土.

• It was the kind of duster not experienced in years.

  这种沙尘天气好多年都没遇到过了.

• Dust and pollution: A recipe for enhanced ocean fertilization?

  沙尘和污染: 是提高海洋肥沃化的配方 吗 ?

• The countermeasure to prevent and control sand and dirt storm was suggested.

  对防治沙尘天气污染大气环境提出了应对措施.

• A dust storm was on horizon, slowly approaching the road.

  就在此时,一阵沙尘掠过地平线, 慢慢向路这边靠近.

• A cloud of smoke or dust or smothers.

  掀起充满沙尘烟云的风暴.

• It brings dusts and fragrance in the distance.

  它可以从远方带来沙尘和香气.

• They push you and pass you by on the dusty road, taking you for naught.

  满是沙尘的路上,他们推开你,从你身边经过, 视你若虚无.

• Smaller value of dust flux can be observed during non - dusty days over Hunshandake desert area.

  浑善达克沙地地区, 非 沙尘天气也存在一定量的沙尘输送,但数值较小.

• Scientists there studied pollution from Europe mixing with dust from the Sahara Desert.

  那儿的科学家们研究来自撒哈拉沙漠的沙尘与来自欧洲的污染混合的问题.

• It hissed at the sealed doors and the windows . It whistled beneath the floorboards.

  大风席卷着沙尘拍打着城堡禁闭的门窗,从门缝和地板缝隙间呼呼地吹进房间.

• Instead, the dust is multicolored, pointing to a variety of different soil types.

  相反, 沙尘呈现多种颜色并且是由不同土型组成的.

• Dark sand gathered like black flour under the sandwort bushes.

  在沙洼地上,每丛沙蓬下部集拢了一堆像黑面粉一样的褐色细沙尘.