查询词典 dust-ball

Because of human's denudations of forests, they finally suffered from the dust devil.

人类乱砍滥伐，终于酿成了沙尘暴这杯苦酒！

A"dust devil"is a dusty whirlwind.

尘旋风是一种刮得尘土飞扬的旋风。

Fresh dust devil tracks have been seen on Mars before, but actually seeing one up close was a surprise.

以前也曾发现过火星尘暴刚刚活动过的痕迹，但能看到上图这样接近的情景的确很令人惊奇。

A small impact crater, pitted knobs, and a criss-cross mesh of dust devil trails across the martian surface.

一个小撞击坑，进站旋钮，和纵横交错的沙尘暴在火星表面的小径交叉网。

A rapidly rotating, generally vertical column of air, such as a tornado, dust devil, or waterspout.

旋风一种急速旋转且常为垂直的空气柱，如龙卷风等

I saw what appeared to be a small, swirling cloud of dark particles. It looked like a dust devil, one of those tiny tornado-like clusters that moved over the ground, spun by convection currents rising from the hot desert floor.

我还看到那种外形似小小的黑色微粒漩涡，就像尘卷风一样的不明物体，是类似微型龙卷风群中的一个穿过地面时，与炎热的沙漠地带气流旋在一起形成的。

Just the previous day, Spirit's power acquisition increased unexpectedly, possibly the result of a dust devil passing near or over the Spirit rover and effectively cleaning its solar panels.

就在这之前，勇气号的电力供应出人意料地增加了，这有可能是尘暴接近或经过火星车时清洁了它的太阳能电池板的缘故。

The dust devil and fly ash which happened from Tarim Basin to the west of Hexi Corridor on May 13~14th in 1999 is analyzed with the data from FY-1C meteorological satellite launched recently in China.

利用我国新近发射的风云-1C极轨气象卫星，对1999年5月13～14日发生在塔里木盆地至河西走廊西部的沙尘暴与浮尘扬沙天气进行分析。

Gullies, streaks, ripples and dust devil tracks on Russell Crater Dunes.

沟壑，条纹，波纹和沙尘暴，罗素环形山沙丘轨道。

Based on the national"ninth·five years"key project——study on the equipment and technique of raising and transplanting seedlings as the kind of factory, combining the no-tillage specialty which can shorten the working period and reduce the intension of dust devil, the key parts of corn no-tillage transplanter has been studied which can improve both the transplanting speed and reliability, reduce the labour intension of operator, further more, the method of automatic controlling whole working course has been applied by using single-chip microcomputer, the bedrock is made for transforming this technique into social productivity.

本文在原来国家科技部"九五"攻关项目"工厂化育苗、移栽工艺及设备研究"的基础上，结合免耕工艺不仅缩短作业时间，而且可以对防止沙尘暴发生有利的特点，对可以提高栽植速度和工作可靠性、降低操作人员劳动强度的玉米免耕栽植机的关键部件进行了详细的研究，进一步采用单片机控制技术对其工作过程实现了自动化控制，为该技术尽快转化为社会生产力打好基础。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。