查询词典 chalk

A.: And teachers can stay at home. No more chalk and talk in ___86___ of the classroom.

上午到中午吃饭时间长，不吃饭会影响听课。

Chalk talk a talk or lecture illustrated at a blackboard.

一边在黑板上书写演示，一边讲课或演说。

Chalk talk a talk or lecture illustrated at a blackboard.

壹边在黑板上书写演示，壹边讲课或演说。

The Canadian nuclear reactor at Chalk river, Ontario, is the largest single supplier of isotopes in the world.

加拿大核反应堆位于安大略省乔克河畔，是世界上最大的也是唯一的同位素供应源。

For example, when Denys returns to the farm, Dinesen writes that the farm responds in the way that African plants do when with the first showers of the rainy season they flower, dripping wet, a cloud of chalk.

&例如，当丹尼斯返回农场，内森写道，该农场的方式作出反应，非洲植物做&当第一次阵雨雨季他们花，湿淋淋，云粉笔。

There is no indication, when you are in that valley, that—just a few miles to the south—the landscape changes abruptly to the chalk downs of Salisbury Plain.

当你身处这样的山谷，你根本不会意识到-向南几英里的地方，风景突然变得像粉笔画的索尔兹伯里。

Imagine a valley, an English valley, and a clement one. The hills slope gently; the woods are of oak and beech and ash and birch. There is no indication, when you are in that valley, that—just a few miles to the south—the landscape changes abruptly to the chalk downs of Salisbury Plain.

想象一个山谷，一个英国式的山谷，一个宽大的山谷山坡缓缓倾斜，树林里种满了橡树、岑树和桦树当你身处这样的山谷，你根本不会意识到-向南几英里的地方，风景忽然变得像粉笔画的索尔兹伯里

As the fingers of the pianist begin to touch the chalk the pieces shift across the blackened space creating starburst lines which mimic the fast-paced rhythm of Mussorgsky's movement while the pianist struggles to maintain the fast tempo.

作为钢琴家的手指开始接触粉笔对面的黑线，创造爆模仿穆索尔斯基的运动快节奏的节奏空间件转移，而钢琴家斗争保持快节奏。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。