粉笔

Can you give me some chalk?

你能给我一些粉笔吗？

He was asked to chalk his name on the blackboard.

他被叫去把他的名字用粉笔写在黑板上。

And I want a large box of chalk, too.

我还想要一大盒粉笔。

She chalked the day's menu on the board.

她把当天的菜单用粉笔写在黑板上。

He chalked out a simple plan of the new building.

他用粉笔勾画了新大楼的简图。

But when they came to it, they saw five or six houses were chalked in the same manner.

但是他们到时，却看到有五、六幢房子上都有同样的粉笔记号。

The day's opening and closing prices are chalked on a blackboard.

当天的开盘价和收盘价都用粉笔写在黑板上。

And yet, they were all exactly alike. Every one of them was chalky pale,the palest of all the students living in this sunless town.

他们都像粉笔一样苍白，比生活在这个缺乏阳光的小镇里的任何学生都要苍白。

Inside the source apply color to develop process in the tooth in formative of, such as four wreath vegetables deposition is in the tooth essence, will make tooth yellow, brown or dark gray, be called four wreaths plain tooths;If containing fluorine in the drinking water is excessive, may also cause fluorine spot tooth, the tooth noodles presents a white chalk color, the palm tree brown spot piece;If the tooth nerve is bad clay-cold, hemoglobin and germ resolve an outcome to combine to also make tooth black.

内源性着色是在牙齿发育过程中形成的，如四环素沉积在牙本质内，就会使得牙齿变成黄色、棕色或暗灰色，称为四环素牙；如果饮用水中含氟过多，也可能导致氟斑牙，牙面呈白粉笔色、棕褐色斑块；如果牙神经坏死后，血色素与细菌分解产物结合也可使牙齿变黑。

He also had the cobbler lead him to the house and marked the house in red chalk.

他也叫补鞋匠带他到凯辛家，并在上面用红色粉笔做记号。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。