A pitfall trap can be any small container placed in the ground with the top level with the surrounding surface and filled with a preservative.
陷阱可以是任何放置在地面上的小容器，其顶部与周围的表面齐平，并装满防腐剂。
If the glass were kept hot enough, it would flow over the molten tin until the top surface was also flat, horizontal and perfectly parallel to the bottom surface.
如果玻璃保持足够的温度，它就会在熔化的锡中流动，直到顶部表面也变得平整、水平，与底部表面完全平行。
So, that means you have to figure out what's the bottom surface of your solid, and what's the top surface of your solid?
这意味着你必须指出,立体图形的底部的曲面，和立体图形的顶部曲面？
It can measure light so sensitively as to see through the top paint surface and uncover the layers below.
这款相机可以精确地测量亮度，能够透过表层“直视”下面的层次。
Robotic submarines removed the cap that had been placed on top of the leak in early June to collect the oil and send it to surface ships for collection or burning.
潜水机器人已经移除了覆盖在石油泄漏处的旧防漏帽。这个帽盖是在六月上旬施放的防堵装置，与油管相连，用来把漏出的原油送至海面上的舰船或点火燃烧掉。
Top photo: Buzz Aldrin has just set up seismographic equipment on the surface of the moon, July 20, 1969.
照片：巴兹·奥尔德林刚在月球表面架起测震器材，1969年7月20日。
At the image top, over Io's limb, a bluish plume rises about 140 kilometers above the surface of a volcanic caldera known as Pillan Patera.
在这张照片的顶部，木卫一的表面上升起了一道大约140千米高的青烟，它从名为PillanPatera的火山口喷发而出。
So, remember, when we set up the divergence theorem, we need the normal vectors to point out of our region, which means that on the top surface, n But, on the bottom face, we want n pointing down.
当我们建立散度定理时，我们要使法向量指向区域外，即在上表面时，要指向上方。，we，want，n，pointing，up。,但是，在下表面，要使n指向下面。
The surface the satellite sees might be barren desert, the top of a building, or the leaves of trees.
而卫星所观测到的地表可能是贫瘠的沙漠，也可能是建筑物顶层，或者是树叶。
If they hit the bottom surface before passing through, they are reflected off and absorbed at the top - and thus are not detected at the other end of the plates.
如果没有穿过之前，中子就掉落到底板，那么它们会反弹到顶板，并被吸收——这样就不会在发射另一端检测到。
And the surface beneath the sample molecule is usually metal, too, and its smooth, featureless mash of electron orbitals can camouflage the molecule lying on top of it.
在样品表面以下的分子通常也是金属的，并且它平滑的相似的电子轨道叠加能够伪装成它上面的分子。
Gates also displayed the company's Surface computer, a coffee table shaped PC that works like a large touch-screen PC and can respond to objects placed on top of it.
盖茨还展示了该公司的平面电脑，一台茶几外型的电脑可以像一个大型的触摸屏电脑那样工作，并能对放置其上的物体进行回应。
Even if BP's current "top kill" effort to stop the gushing well works, the oil hanging at and below the surface still needs to be cleaned up before a storm makes it worse, Studwell said.
即使英国石油公司目前的“杀手锏”能成功阻止原油的泄露，但是在飓风将这一切变得更糟糕之前，那些漂浮在海面上以及海面下的原油需要尽快清理干净。
On top of this mess, some sand was deposited, buried, lithified into rock, and brought back up to the surface yet again.
在这堆岩层的上面，一些沙子沉积、掩埋、固化成岩，然后又被带回到表面上。
Staining of a thin sliver of each block can highlight the main bodies of nerve cells (top, purplish image) with the darker areas indicating high cell density near the brain's surface.
对每一块的细微纹路进行着色能突显出神经细胞的主体部分(上面略带紫色的图)。图中的偏暗区域代表了大脑表明的高细胞密度区域。
The Priority Inbox allows important emails to surface and stay up top, pushing the less relevant stuff into the background.
优先收件箱可以让重要的邮件变得显眼，并且一直处在收件箱列表的顶端，而把那些不那么相关的邮件往后推。
A thin patch of asphalt on top of the existing road surface near the lookout's former location was visible last night, but its purpose was unclear.
在板房位置附近马路上昨晚人们可看到有一薄层沥青。这种铺路面事情的目的是不清楚的。
The surface the satellite sees might be barren desert, the top of a building, or the leaves of trees.
卫星观测到的地表可能是贫瘠的沙漠，建筑物顶部或树叶。
A positive charge applied on the top surface of the ink will allow the white to show, making the surface as white as a sheet of paper.
加上墨水表面上方的正电荷将使白色显现出来，使表面像一张纸那样白。
The toothpicks will help suspend the avocado pit in water and keep the top part of the pit in fresh air and the fat base of the pit under the surface of the water.
牙签可以帮助把油梨核在水里撑起来，让上部在新鲜空气里，肥大的下部在水下。
How do we get rid of z? Well, if we are on the top surface, z So, I plug z equals z2 of x, y into the formula for R, whatever it may be.
怎样才能消去z？，考虑顶部曲面，通过函数z2给出。，z，is，given，by，this，formula，，z2，of，x，，y。,所以我把z=z2代入到R中，不管是什么。
Its carved underside shapes the lobby below, while its top surface is the floor plate of the exhibition space.
凹陷的下方雕刻形成了大堂的下方，而凹陷的上表面则是展览空间的底板。
It was covered with a casing of stones to smooth its surface (some of the casing can still be seen near the top of Khefre's pyramid).
它外面覆盖着一层石壁以使表面平滑(卡菲王金字塔顶部附近(Khefre ' s pyramid)仍然看得见一部分外壁)。
The device has some of the same features as a table-top devicecalled Surface which is produced by Microsoft.
这个设备同微软制造的桌面设备Surface有着一些相同的特性。
Solid mu fu closes the door: mainly is real wood frame, make the top surface veneer, modelling generally do very beautiful, the price is reasonable, the main advantage is not deformation, no crack.
实木复合门：主要是实木做骨架，表面贴高级木皮做的门，造型一般非常美观，价格合理，主要的优点是不变形，不开裂。
Providing a glimpse into the future, Mr Gates demonstrated a device called a Microsoft Surface that embeds a computer in a table top, showing how he could customise a snow-board in a shop.
展望未来，盖茨通过一台嵌入桌面的微软的新产品“MicrosoftSurface”来展示他在一家网络商店订制一架滑雪板的过程。
The horizontal lines across the top half of the image are intrusions of igneous rock, where magma poked up to the surface from deep underground.
照片的上半部是火成岩，由地球深处涌出地面的岩浆形成。
First block as number 0 former on the front and number one on the back lined up to the top surface and center.
第一座数0前在前端和数量一对后面的排队等候顶面和中心。
When abrasive grains impacted on the work piece surface, the top layer atomics are removed, plastic deformation appears at the same time.
纳米级的磨粒冲击到工件表面，在以原子级去除的同时伴随着塑性变形的发生。
When abrasive grains impacted on the work piece surface, the top layer atomics are removed, plastic deformation appears at the same time.
纳米级的磨粒冲击到工件表面，在以原子级去除的同时伴随着塑性变形的发生。
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