chalks

They were drawing patterns on the blackboard in colored chalks .

他们用彩色粉笔在黑板上画图案。

A white chalk chalks white on a black blackboard .

一根白色的粉笔在黑色的黑板上写白字

As a baby , he liked pencils and chalks better than any of his toys .

他从小就喜欢铅笔和粉笔胜过任何的玩具。

Please take the empty box away and bring me some chalks .

请把这个空盒子拿走，帮我拿些粉笔来。

Influences of water interaction on the mechanical behaviour of porous chalks have been studied .

我们研究了水对多孔白垩岩的力学性质影响。

Of the remaining chalks is blue and the rest is white .

蓝色粉笔占其余的，剩下的都是白色粉笔。

They were drawing patterns on the board in coloured chalks .

他们正用彩色粉笔在板上描绘图案。

Calculate the difference between the number of red chalks and white chalks .

试计算红粉笔和黄粉笔的差数。

Chalks are used to write on the blackboard .

粉笔是用来在黑板上写字的。

The children were drawing with coloured chalks .

孩子们在用彩色粉笔画画。

Colored chalks used by artists .

画家使用的彩色粉笔。

Observations on the CIDAL effect of three kinds of synthetic pyrethroid chalks on bedbugs

三种拟除虫菊酯粉笔杀灭臭虫的效果观察

The prisoner has walked his chalks , and is off to london .

那囚犯逃走了，逃到伦敦去了。

A teacher can 't realize his strength until he feels the sore on his back when he writes with chalks .

就在拿起粉笔挥舞书写而感到肩背刺痛的那一刻，老师才能察觉到自己的气力。

A new study chalks it up to the fact that the virus appears to be more infectious at colder temperatures and lower humidity .

一项新的研究可能解释了这一现象，即在较低的温度和湿度下流感病毒的感染性更强。

These results can have reference to establishment of model for chalks , and be instructive for solving the problems during exploiting in the reservoir fields .

所获成果可为油田白垩的模型研究提供参考依据，并对解决在石油开采过程所遇到的工程问题具有指导意义。

There are some chalks in the box .

在盒子里有一些粉笔3。

His steed was by chalks the best .

他的马是最好的。

Based on the extensive experimental investigations , a new elastoplastic model has been proposed , taking into account the two plastic mechanisms related to the microstructure of porous chalks .

基于全面的实验研究，我们提出了一个新的弹塑性模型，该模型反映了与多孔白垩岩的微结构相关联的两种塑性力学机理。

When seeing my interest in painting as a child , my mother bought me a blackboard and chalks , which were in quite a good condition then .

小时候，她看到我喜欢绘画就给我买了黑板、粉笔这些东西，这在当时是很好的条件了。

The utility model relates to a blackboard , in particular to a strip type movable blackboard having auto-cleaning function which can wipe the writing of chalks .

本实用新型涉及黑板，特别是带式可移动自动清净粉笔字迹的黑板。

A vivid comparison of modern teaching technology ( represented by PowerPoint along with math software and drawing tools ) and traditional teaching tools ( chalks and blackboard ) is made in this paper .

本文比较了现代教育技术（以PowerPoint电子讲稿为主，加之数学软件、作图工具等）和传统教学手段（粉笔加黑板）的各自优势与不足。

The beekeeper closes the partition , chalks a mark on the hive , and choosing his own time , breaks it up and burns it .

养蜂人关上蜂桶，用粉笔作上记号，到时候砸毁它、烧掉它。

Bavelier chalks up the change to " neural plasticity " -- the ability of our brains to rewire themselves to more efficiently visually process the life-or-death scenes in action video games .

贝弗利尔将这种提高归因于“神经可塑性”——大脑神经本身一种重新连接的能力，这种能力可以使人们在视觉上更为高效地处理视频战斗游戏中那些生死攸关的场面。

The results showed that the existence of dark-yellow stains in stainless tube after acid cleaning results from the contamination of chalks , the non-uniformity of chromium in raw material and the slow cooling rate in solid solution treatment .

结果表明：粉笔污染、原材料中铬含量的不足以及固溶处理中冷速较慢均会导致不锈钢焊管经酸洗后表面出现暗黄色花斑。