It was discovered that rates of carbon cycling and growth rates among city trees were nearly four times faster than those in the countryside.
研究发现，城市树木的碳循环速度和生长速度几乎是乡村树木的四倍。
Four tall trees stretched up to the heavens.
四棵大树参天而立。
The dusts-removing abilities of four types of evergreen trees are ranked as: spruce, needle juniper, Sabina chinensis, and pitch pine.
四种常绿乔木的除尘能力等级排列为：云杉，针刺杜松，圆柏和柏油松。
“I remember trying to make my case to the city, and they said, ‘You know, if we just planted four trees, it would cost us a tenth the cost of a green roof, ’” she says.
“我记得当时试着把自己的想法推向这个城市，他们回答说，‘你知道的，我们种四棵树的成本只需建造一个绿色屋顶的十分之一，’”她说。
The volcano's slopes are held by structural components meant to evoke trees -each "trunk" sprouts three or four supporting "branches".
火山形的坡顶由像树形的结构构件撑起，每个构件的“树干”都分出三个或四个“树枝”支撑。
They had chopped down part of the trees and built four new houses there.
他们砍了一些树，然后在那儿建起四户新房。
The four-hour journey passes through a landscape of sheer peaks and river valleys; eagles float in a hazy sky above spruce trees; there are butterflies, birdsong.
这段四个小时的路程，经过了山巅，河谷；老鹰在雾气弥漫的云杉树顶盘旋；有蝴蝶，有鸟鸣。
Over the next half hour, there were four more 'close - calls', but I think that I managed to remain hidden well enough behind trees and bushes and by keeping as far away from roads as possible.
在接下来的半个钟头内，又有了四次“千钧一发”的时刻，但是我觉得我在大树和灌木丛后面藏得很好，而且离大路也尽可能远，所以没有被发现。
But the trees were only three or four metres high, so the koalas were well within reach of our long-handled nets.
那些树只有三、四米高，我们的长柄捕网轻易够得着这些树熊。
Trees normally cost four times less on average, but are usually turned into mulch or sent to garbage dumps after the holidays in most North American cities.
圣诞树的价格一般为树木均价的四分之一，但在大多北美城市，人们过完圣诞后通常会将圣诞树做成腐叶土，或干脆丢弃。
Set against a steeply rising hill covered in acacia trees and bamboo groves, the four-story National Palace Museum features beige-colored facades and a sloping green-tiled roof.
台北故宫背负陡峭青山，山上槐树茂密，竹林葱葱，博物馆高四层绿色琉璃飞瓦铺顶，米黄色外墙。
Babassu palm trees grow on 185,000 square km of land in four Brazilian states, an area equivalent to half of the territory of Japan.
巴巴苏棕榈树生长于巴西的四个省，生长面积达到185000平方千米，相当于日本国土面积的一半。
A hundred metres beyond the entrance of her 10th-floor flat - which overlooks a patch of grassy wasteland and a grove of shabby walnut trees - four gunmen were waiting.
在她被一片野草覆盖的荒地和几棵破烂的核桃树包围着的10层公寓出口的100米外，4个枪手正等着她。
There is no front yard, only four little trees the city planted on the side of the street.
这里没有前院，在宽阔的街道上只有四棵小树。
I thought it was weird how this level four hurricane could destroy huge things like trees, cars, and houses, yet these little screens around the pool could stay up.
我感到十分奇怪，为何四级的飓风摧毁了大树、汽车、房子这样巨大的东西，而这些小幕布却没有遭到破坏呢？
Challenges for the architects were to build a four bedroomed house overlooking this wonderful future garden saving many existing trees as possible.
对于建筑师而言的挑战是建造四间俯瞰美景的卧室，并尽可能的保护现存的树木。
Friendship is a rainbow, very beautiful; Friendship is a small river that never cease; Friendship is a pine trees, the four seasons evergreen!
友谊是一道彩虹，无比美丽；友谊是一条小河，永不停息；友谊是一棵青松，四季长青！
Then simply lash the cot to four trees a few feet off the ground.
然后把吊床捆绑在四棵树上，离地面几英尺高。
Four different colours of brick clad the facades, lending the building a multi-tonal quality that evokes the dappled light filtering through the trees.
砖立面有着四种不同的颜色，使建筑产生多色调的特点，可以唤起树间斑驳的光影。
The colossal columns are tiered up on four layers so that all the trees have enough space to grow upward.
高大的柱子层层排列在建筑的四个楼层，以便于所有的树木可以拥有足够的空间向上生长。
The trees were silver birches, four of them.
树是银色树皮的桦树，一共四棵。
Jobs outlined. Not content merely to add four times more landscaping than the space current has, Apple hired an arborist from Stanford to put in indigenous trees, including apricot orchards, he said.
他说，苹果不满足只是比现有的景观绿化面积增大了四倍，该公司还从斯坦福聘请了一位树木栽培专家，将本土树木加入其中，包括杏园。
Orange trees grew round it out of smooth grass, and the four white walls which surrounded the lawn were covered with climbing roses.
水盆周围，平整的草坪上长着橘子树。围着草坪的四垛雪白墙垣上爬满了蔷薇花。
The redesigned square withthe four lime trees (protected natural monuments) creates a sense of identityand compensates for the shortage of communal spaces.
重新设计的广场保留了四棵菩提树（受保护的自然遗迹）营造了一种认同感，并补偿了公共空间的不足。
The redesigned square withthe four lime trees (protected natural monuments) creates a sense of identityand compensates for the shortage of communal spaces.
重新设计的广场保留了四棵菩提树（受保护的自然遗迹）营造了一种认同感，并补偿了公共空间的不足。
应用推荐