4周搞定2000+托福核心词
横梁
beam
常考释义
Specimens are cut into extremely thin sections, and the transmission electron microscope aims an electron beam through a section, just as a light microscope aims a beam of light through a specimen.
样本被切割成极其薄的切片,透射电子显微镜将电子束穿透切片,正如光学显微镜将光束透过样本一样。
来源于:阅读OFFICIAL38 P1n. 光线;光柱
He switched on his torch, and a beam of light lit up the corner of the room.
他打开手电,一束光线将房间角落照亮。
That's the Rapture. Those are the gigantic beams of blue light.
是说被提。就是那些蓝色光的大柱子。
来自《世界末日》
图片源自网络
Specimens are cut into extremely thin sections, and the transmission electron microscope aims an electron beam through a section, just as a light microscope aims a beam of light through a specimen.
样本被切割成极其薄的切片,透射电子显微镜将电子束穿透切片,正如光学显微镜将光束透过样本一样。
来源于:阅读OFFICIAL38 P1You all know how when you take a crystal prism and pass a beam of sunlight through it, you get a spectrum, which looks like a continuous band of rainbow colors.
你们都知道,当你拿出一条水晶棱柱通过一束太阳光的时候,你会看到一道光谱,看起来就是一束连续的彩虹色彩斑带。
来源于:听力OFFICIAL3 L6OK, so we’ve got a spectrum of a beam of sunlight and it looks like the colors bleed into each other.
那么,我们已经得到了一束阳光的光谱,看起来就像是色彩都相互融合起来一样。
来源于:听力OFFICIAL3 L6n. 流;束 【物】
He directed the tiny beam of light at the roof.
他把那一小束光对准了屋顶。
The machine forms an intense beam of light.
这机器能形成一束强光。
来自《铁皮人第3集》
图片源自网络
The electromagnets bend the electron beam to magnify and focus an image onto a viewing screen or photographic film.
电磁体弯曲了电子束去放大影像,并将影像投在观察屏上或感光胶片上。
来源于:阅读OFFICIAL38 P1It uses an electron beam to scan the surface of a cell or group of cells that have been coated with metal. The metal stops the beam from going through the cells.
细胞或者细胞群被覆盖上金属涂层。电子束扫描细胞的时候,金属涂层阻挡住电子束进入细胞内。
来源于:阅读OFFICIAL38 P1Instead of light, the electron microscope uses a beam of electrons and has a much higher resolving power than the light microscope.
不再利用光线,电子显微镜利用的是电子束而且比光学显微镜具有更高的分辨率。
来源于:阅读OFFICIAL38 P1n. (横)梁 【建】
The ceilings are supported by oak beams.
房顶用橡木横梁支撑。
As a method of spanning space, the arch can support greater weight than a horizontal beam.
作为跨越空间的一种方式,拱可以比水平横梁支撑更大的重量。
来源于:阅读OFFICIAL3 P1For example, glass could be used to open up walls and eliminate their stone and brick masonry because large spaces could now be spanned with steel beams.
例如,玻璃可以被用在开放墙壁上,减少其石头和砖块的使用,因为钢铁的横梁可以横跨巨大的空间。
来源于:阅读OFFICIAL37 P3For example, in traditional architecture, stone or brick walls served a structural role, but in a steel-beam building the walls were essentially hung from the internal skeleton of steel beams, which meant that walls and corners no longer needed to be solid but could be opened up in unexpected ways.
例如,在传统建筑里,石头和砖墙被用作搭建一座建筑的结构,但是在钢铁做梁的建筑里墙壁是悬挂在内部的钢梁结构上的,这就意味着墙壁和墙角不再需要是坚固的,可以以意想不到的方式被打开。
来源于:阅读OFFICIAL37 P3Similarly, steel beams could be used to construct balconies that projected out from the building without any support beneath them.
相似的是,钢梁可以被用作建造阳台,这种阳台可以伸出建筑,不需要底部的支撑。
来源于:阅读OFFICIAL37 P3A structure built with steel beams protected by terra-cotta tiles was still three times lighter than a comparably sized building that used masonry construction, so the weight of the tiles was not a problem.
这种由陶片保护的钢条建造的建筑比相似规模的石头结构的大楼要轻三倍,所以瓦片的重量不是问题。
来源于:阅读OFFICIAL37 P3The room shown in it closely resembles the room in other Vermeer paintings, with lighting coming from a window on the left, the same roof beams, and similar floor tiles, suggesting that the room was fitted with a camera obscura on the side in the foreground.
画中描绘的房间与维梅尔的其他画作中的房间极为相似:光线都是从左边窗户照入,一样的横梁,相似的地板砖,这些都表明房内前侧方位置可能装有一个暗箱。
来源于:阅读OFFICIAL44 P2The doorways and windows are made possible by placing over the open spaces thick stone beams that support the weight from above.
在开阔的空间上放置厚石板来支撑上面的石头,使门和窗的修建成为可能。
来源于:阅读OFFICIAL3 P1n. 笑容;喜色
Kenta's face broke into a huge beam.
肯塔的脸上绽放出灿烂的笑容。
vt. 播送
The interview was beamed live across America.
那场访谈同步播送至全美。
concrete beam
混凝土梁
beam waist
束腰;光束腰
incident beam
入射光;入射波束,入射电子束
electron beam
电子束
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