Why Fingernails on Blackboards Sound So horrible?
为什么指甲刮黑板的声音听起来那么膈应？
There is a clock , two blackboards in our classroom.
我们教室有一个钟，两块黑板。
Some cleaned the blackboards, others mopped the floor.
有些人擦黑板，有些人拖地板。
New blackboards have been fitted up in all the classrooms.
教室里都安装上了新黑板。
A half-collapsed school is there, desks and blackboards still in place.
一个已一半坍塌了的学校，教室内的桌子和黑板还在原处。
What's in your classroom? There's a bookcase. There are some blackboards.
你们教室里有什么？有一个书橱，有一些黑板。
The process to replace all blackboards with electronic whiteboards can be arduous.
用电子白板取代所有的黑板会是非常困难的。
Mr Lazaridis is shown sketching a BlackBerry in a room lined with equation-laden blackboards.
广告中，在一个摆放着写满方程序黑板的房间里，Lazaridis先生在描绘BlackBerry的蓝图。
The school is a large room with makeshift benches, three blackboards and an outside play area.
学校在一个大房间里，有一些简易的长凳，一块黑板，屋外有一块做游戏的空地。
People can write and draw on the clapboards, or use them as blackboards for lessons or brainstorming.
人可以在隔板上写和画，或使用它们作为上课或头脑风暴的黑板。
We particularly like the kitchen, with the blackboards as cupboard doors and we find it is an inspiring idea.
我们尤其喜欢用的黑板作为厨房橱柜门，我们发现这是一个鼓舞人心的想法。
Large pivot joint metal blackboards double as partitioning doors to include or exclude the corridor Spaces as desired.
金属制黑板和分割门围绕着一个巨大的轴旋转，可以根据使用者的需求来扩大或者分隔走廊空间。
With foreign help, new schools have been built—some in brick, though in many cases blackboards are simply nailed to trees.
在国外援助下，人们建起了新的学校—一些学校是用砖头建造的；尽管在很多情况下，黑板只是简单地钉在树上。
Offer to stay after school to help clean blackboards, shelve15 books, or help straighten up16 the room, if you have time.
放学后如果有时间，主动留下来帮老师擦黑板，把书放回书架，或打扫教室。
I guess when the janitor let it be know that he could mop floors and wipe down blackboards he was soon busy with those tasks.
我想如果看门人知道他可以拖地板和擦黑板，他很快就会忙于这些工作。
These help children learn colours and numbers, while the side walls – blackboards – serve as a large canvas for children's art.
一方面，该区域可以促进孩子认知色彩和数字，另一方面，墙的另一面是一块黑板，可以作为孩子们艺术创作的画布。
There're many unfinished chores — blackboards to be cleaned, erasers dusted, and of course the ever-present parent-teacher relationship.
还有很多有待完成的琐事—黑板没有擦，黑板刷沾当然还有一直存在的家长与老师关系。
Kyle was visiting a physicist we knew at MIT, and he was walking down the Infinite Corridor. He saw those blackboards that line the halls.
卡尔当时在麻绳理工访问一名我们认识的物理学家，他一路沿着无尽长廊走，看到了大厅连成行的黑板。
Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written.
任何到过学校的人，总见过许多大大小小的，上面写着各种颜色粉笔字的黑板。
He has long chided his fellow economists for scrawling hieroglyphics on blackboards rather than looking at what it actually takes to run a business.
科斯长年叱责他的经济学家同僚们，不实际调查研究经济活动的运营原理，而将时间浪费于在黑板上写写画画。
Now this classroom was very old, and the blackboards, which had been nailed on to the walls with old black iron nails, had become loose over the years.
㗕上课的教室已十分破烂，黑板是用那些老式的黑铁钉钉在墙上的。经过这么多年，钉子已经松动了。
Blackboard Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written.
谁曾经被学校的黑板任何会见过许多大黑板和小字符在不同颜色的粉笔写的。
Blackboard Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written.
黑板任何到过学校的人，总见过许多大大小小的，上面写着各种颜色粉笔字的黑板。
His wife had him hospitalised; upon his release, he became a familiar figure around the Princeton campus, talking to himself and scribbling on blackboards.
他的妻子把他送进了医院；出院后，他成了普林斯顿校园中的一个熟悉的身影，不是自言自语，就是在黑板上涂涂写写。
UNLIKE experimental physicists, with their big, expensive toys (see article), theorists content themselves with blackboards, coffee and—crucially—a free rein.
不像那些手握着巨大的、昂贵的“玩具”的实验物理学家，理论物理学家只要三样东西就能满足工作的需要：黑板、咖啡、和最重要的--完全的自由。
UNLIKE experimental physicists, with their big, expensive toys (see article), theorists content themselves with blackboards, coffee and—crucially—a free rein.
不像那些手握着巨大的、昂贵的“玩具”的实验物理学家，理论物理学家只要三样东西就能满足工作的需要：黑板、咖啡、和最重要的--完全的自由。
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