查询词典 chalk-mark

The use of chalk or dust clean blackboard eraser.

答：的粉笔灰尘用干净的黑板擦。

For instance, one recent report says that pirates in countries such as China and India have used chalk, dust and contaminated water to make counterfeit drugs.

比如说，最近的一份报告就显示，在中国和印度等国家的假冒伪劣商家曾经以白垩、灰尘和污染水为原料来制造假药。

Yes, the classroom is always a comfortable working condition except some chalk dust still.

是的，课室虽然还有粉笔尘，但仍然是很舒适的工作环境。

Usually, a carver draws out the patterns and forms on paper. Then the artist cuts holes along the outlines of the design. This paper is placed on the piece of wood then covered with chalk dust.

通常，木雕师先在纸上画出图案和形状，再由工匠剪出设计图案，之后将剪纸放在待加工的木料上，用白色粉笔描线。

The white chalk dust goes through the holes in the paper and marks the wood so the carver has a visual guide to begin cutting.

用白色粉笔沿着纸洞描线，在木料上作出记号，这样，木雕师就有了参考样本，开始雕刻。

Michael had done this and was brushing dust and chalk off his knees when Howl came racing in with patches of whitewash all over his black clothes.

马鲁克才刚弄完，将灰尘与粉笔末由膝盖掸落时，霍尔冲了进来，黑衣服上满是一块块的白色涂料。

The white chalk dust goes through the holes in the paper and marks the wood, so the carver has a visual guide to begin cutting.

白灰通过纸上的孔洞在木头下留下标记。这样雕刻师就可以看着指示开始切削。

The content of courses produces a great adjustment, and the teaching way becomes the multimedia teaching from the chalk dust all over the sky. Also, students' study enters into the diverse and interactive study from "just copying and reciting without thinking."

教学内容也产生大幅度的调整，教学方式从粉笔灰漫天飞舞演变为声光十色的多媒体教学，学生的学习也从「讲光抄」、「背多分」进入多元、互动的学习。

Pharyngitis: a long time stimulating lectures with chalk dust, it is easy to suffer from laryngitis, teachers should usually drink water, get rid of bad habits such as tobacco and alcohol, spicy foods to stimulate the reduction.

咽喉炎：长时间讲课加上粉笔尘刺激，很容易患咽喉炎，教师平时应多喝开水，戒除烟酒等不良嗜好，减少辛辣食品刺激。

Cement is produced by heating a mixture of clay or shale plus chalk or lime in a rotary kiln up to 250 m long per 8 m diameter rotating at 1 rpm.

中文解释=水泥是由黏土或页岩和白垩或石灰的混合物在长达250米、直径8米的窑炉内以每分钟一转的速度加热而成。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。