This street is four times the length ( the width ) of that one 这条街是那条街的四倍长（四倍宽） 。
The bridge is three times as long as the bridge over the river of my hometown 这座桥是我家乡那条河上的桥的三倍长。
Waves of red light , for example , are about twice as long as waves of blue light 比如说，红色光波，大约有蓝色光波的两倍长。
Precision , double - length 倍长精密度
Double - length register 倍长缓存器
It would be easier and more just to many good writers , to produce a book of twice the length 某些文笔好的作家可能更容易而且站在更公正的立场上能写出两倍长的文章来。
Recent innovations include “ perpetual pavement , ” built on a costly but tough base of asphalt that is supposed to resist damage for twice as long as conventional structures 永久路面是近年问世的新发展，采用价格昂贵但十分坚固的沥青路基，耐用程度可达到传统结构的两倍长。
There being little soil on the peaks , they have to strike roots deep into crevices to draw water and nourishment . the roots are often several times the length of the trunk . and they are able to absorb nitrogen , phosphorus and potassium from granite 由于黄山的山峰泥土稀少，松树必须把根伸到岩石裂缝中吸取水份和营养，因此根部常常是树干的好几倍长。
If your are in a canoe traveling at three miles an hour , the lake on which you are paddling is ten times as long and ten times as broad as it is to the man in the speed boat going thirty … every road that replaces a footpath , every outboard motor that replaces a canoe paddle , shrinks the area of the park 如果你在小船里以每小时三英里的速度划行，那这感觉和你在于此十倍长、十倍宽的河里以每小时三十英里速度划行的感觉一样… …每一条代替原来乡间小径的公路，每一艘以发动机代替船橹的小船，都在缩减着场地的大小。
Sometimes the excretion of larvae is 3 or 4 times the length of their bodies . this is known as the " excretion - dragging phase " , because the excrement is drawn along behind the protozoeal shrimp in long strands . when the larvae have eaten , they fill their intestines exhibiting a yellowish green color spirulina and skeletonema costatum , or white color oyster eggs 眼幼虫期之摄饵情形可由幼虫是否托著长条状之粪便判别，有时托上其体长3 4倍长之粪便，故又称为拖粪期，饱食后其肠管内呈黄绿色螺旋藻矽藻类，或白色牡蛎卵。
