原因如下：1830年，一位名叫乔治·兰金（George Rankin）的当地官员用一根绳子把自己吊入洞穴，这根绳子固定在洞穴壁的一个突出石块上。
Here's why: In 1830 a local official named George Rankin lowered himself into the cave on a rope tied to a protrusion in the cave wall.
心壁的最外层也是心外膜的最内层。
The outermost layer of the wall of the heart is also the innermost layer of the visceral pericardium.
这幅画在这白壁的衬托下很显眼。
纤维素是植物细胞壁的主要成分。
这种物质是从肠壁的细胞中分泌出来的。
This substance is secreted from cell in the intestinal walls.
当然位于胸壁的反对，他们似乎是一部分。
Naturally situated against the chest wall of which they seem to be part.
用饱和蒸汽加热的，须增加鼓壁的厚度和重量。
Heated with saturated steam, to increase the drum wall thickness and weight.
数据库里又输入了67种酵母菌用来修补细胞壁的基因。
Their database had a total of 67 genes that fix cell walls in yeast.
动脉壁的硬化会增加心脏负荷，是导致高血压的基本原因。
Arterial stiffening places an extra load on the heart, and is a primary cause of hypertension.
他们还在肺和骨头中发现了专门属于细菌细胞壁的生物标记。
They also found biomarkers specific to the cell wall of the bacterium in the lungs and bones.
村庄风雨飘摇地栖息于6000多英尺高的陡峭山壁的一隅。
The village is precariously perched on the side of a very steep hill about 6, 000ft up.
村庄风雨飘摇地栖息于6000多英尺高的陡峭山壁的一隅。
The village is precariously perched on the side of a very steep hill about 6,000ft up.
除了泵血增加，瘢痕组织也减少了，而且心脏壁的厚度也增加了。
As well as pumping more blood, the scar tissue was reduced and the walls of the heart became thicker.
最后，取代损坏软骨关节或可导入虚弱组织壁的合成物质也正在开发中。
Finally, synthetic materials that can replace damaged cartilage in joints or that can be introduced into weakened tissue walls are also under development.
硅藻已经通过胞外分泌二氧化硅，这是细胞直接把物质分泌出细胞壁的一个生物过程。
Diatoms already secrete silica by exocytosis-a biological process by which cells direct secreted material outside the cell walls.
“这是一个堆积垃圾的地方，”简·罗伯茨说。他住在M49家徒四壁的简陋棚子里。
"It's a dumping place," said Jane Roberts, who lives in the sparsely furnished structure known as M49.
而大多的能量都通过反应器壁的热耗散，或者通过装置开孔的太阳光再发散损失掉了。
Most of the energy is lost through heat loss through the reactor's wall or through the re-radiation of sunlight back through the device's aperture.
免疫系统会把结核杆菌“屏蔽”起来，结核杆菌在厚厚的腊质胞壁的保护下可潜伏多年。
The immune system "walls off" the TB bacilli which, protected by a thick waxy coat, can lie dormant for years.
我们需要同时瞄准生物交流信号、细胞膜形成和一些经典的生物进程，例如细菌细胞壁的形成。
We need to target signalling, biofilm formation and classical biological processes like bacteria cell wall formation, all at once.
布拉德·伯德拍摄了一个阿汤哥只身在164层的世界第一高楼迪拜塔外所上演的飞檐走壁的场景。
Director Brad Bird shot an action scene involving Tom Cruise swinging from the tallest building in the world — the 164-story Burj Khalifa in Dubai.
该材料是一种由碳纳米管组成的薄涂层——这些碳纳米管是中空多壁的，比一根头发丝还要细一万倍。
The material is a thin coating of carbon nanotubes - hollow and multi-walled tubes about 10, 000 times thinner than a strand of human hair.
有一种叫做沟槽支撑的东西——一种用于挡住沟壁的金属箱体——挖土超过五英尺约1.5米时，用它来防止塌方。
There's something called a trench box - a metal case that holds back the sides of the walls - to be used to stop them caving in when you dig deeper than 5ft.
拍照提示：尝试寻找自然的框架，如一个拱形的弧度或峡谷涯壁的阴影。框架可以是一个有了的辅助，强调突出主题。
Photo Tip: Look for natural frames, such as an arch or the shaded walls of a canyon. A frame can be a dramatic device to enhance your subject.
安萨克斯以陶瓷，玻璃，皮革，木质，混凝土和金属材质的瓷砖为特色，它的产品可适用于喜剧舞台布置到厨房壁的布置。
Ann Sacks also features ceramic, glass, leather, wood, concrete, and metal tile for any application from dramatic entry way Settings to the kitchen back splash.
安萨克斯以陶瓷，玻璃，皮革，木质，混凝土和金属材质的瓷砖为特色，它的产品可适用于喜剧舞台布置到厨房壁的布置。
Ann Sacks also features ceramic, glass, leather, wood, concrete, and metal tile for any application from dramatic entry way Settings to the kitchen back splash.
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