These tiny things form the base of the food chain and play an important role in the global carbon cycle.
这些微小的东西构成了食物链的基础，并在全球碳循环中发挥着重要作用。
The American side of the falls were shut off in 1969 to study the buildup of rock at the base of the falls.
1969年，美国一侧的瀑布被断流以研究瀑布底部的岩石堆积。
We should place equal emphasis on development and security, and develop nuclear energy on the base of security.
坚持发展与安全并重，在安全的基础上发展核能。
Models from economics and demography become the definitive tools for examining the financial base of social security.
来自经济学和人口学的模型成为检验社会保障财政基础的最权威工具。
The leatherback accomplishes this by arranging the blood vessels in the base of its flipper into a countercurrent exchange system.
棱皮龟通过将鳍状肢底部的血管排列成逆流交换系统来完成这一过程。
The forward movement, the melting at the base of the glacier where it meets the ocean, and waves and tidal action cause blocks of ice to break off and float out to sea.
冰川的向前移动，其底部与海洋接触处的融化，还有波浪和潮汐运动，导致冰块断裂，漂浮到海上。
The Food Guide Pyramid was a graphic which emphasizes that a healthy diet is built on a base of grains, vegetables and fruits, followed by ever-decreasing amounts of dairy.
食物指南金字塔是一个图表，强调健康饮食的基础是谷物、蔬菜和水果，然后是应不断减少的乳制品。
The point used by Clovis people differs slightly from later points, in the way that the base of the stone is thinned—it's thinner toward the base, the part that's attached to the spear.
克洛维斯人使用的矛头和后期的矛头有些不同，克洛维斯矛头的石基座是薄的，即越接近基座（接在矛上的一端）越薄。
I taped the base of the feather onto the velvet.
我用胶带把羽毛的根部粘到天鹅绒上。
Workers have erected scaffolding around the base of the tower below the roadway.
工人们已经在车行道下的塔基四周竖起了脚手架。
Enviros Consulting has a client base of more than 2,000 organizations worldwide.
恩威洛斯咨询公司的客户群覆盖世界各地2000多家机构。
Navy officers marched in lockstep to lay flowers at the base of the new monument.
海军官员们一个一个紧挨着在新的墓碑底座上放下了鲜花。
The surgeon placed catheters through the veins and arteries near the base of the head.
外科医生把导管插入靠近大脑底部附近的血管和动脉。
Xiao forms the base of a peaceful society.
孝为社会和谐之基。
A liquid layer forms at the base of the glacier.
在冰川的底部形成了一层液体。
Jacob Milgrom sees a moral message at the base of this complex and symbolic picture.
雅各布·米尔格罗姆在这幅复杂而具有象征意义的图画中看到了一条道德信息。
Jacob Milgrom sees a moral message at the base of this complex and symbolic picture.
雅各布·米尔格罗姆在这幅复杂而具有象征意义的图画中看到了一条道德信息。
At the base of a deep shaft six metres below the modern streets a wooden structure was revealed.
在现代街道下方六米深的竖井底部，有一座木质结构的建筑露出来了。
Because of its proximity to Earth's core, the rock at the base of the mantle is much hotter than rock in the upper mantle.
由于靠近地核，地幔底部的岩石比上地幔岩石的温度高得多。
The dog had initially been knocked unconscious but had survived by drinking water from a fresh stream at the base of the cliff.
起初，这只狗被撞到失去了知觉，但后来靠饮用悬崖底部一条溪流中的水活了下来。
Located near the base of the neck, the thyroid is a large endocrine gland that produces hormones that help control growth and metabolism.
甲状腺位于颈部的底部附近，是一个很大的内分泌腺体，它产生激素，协助控制生长和新陈代谢。
What happens is that the ice at the base of the glacier is under a great deal of pressure—the pressure coming from the weight of the overlying ice.
实际情况是，冰川底部的冰承受着巨大的压力——这些压力来自于覆盖在上面的冰的重量。
It was on Nov 4, 1923, the British archaeologist Howard Carter stumbled on a stone at the base of the tomb of another pharaoh in Luxor that eventually led to a sealed doorway.
1923年11月4日，英国考古学家霍华德·卡特在卢克索另一位法老墓的底部偶然发现了一块石头，这块石头最终通向了一个封闭的门口。
At the base of a mountain in Tanzania's Gregory Rift, Lake Natron burns bright red, surrounded by the remains of animals that were unfortunate enough to fall into the salty water.
在坦桑尼亚格雷戈里大裂谷的一座山脚下，纳特龙湖呈现出火焰燃烧般的亮红色，周围是不幸落入咸水的动物遗体。
The fire, which had started at the base of the 93-metre spire at about 6: 40 pm on Monday, spread through the cathedral's roof, made up of hundreds of oak beams, some dating back to the 13th century.
周一下午6点40分左右，大火从93米高的塔尖底部开始，蔓延到教堂的屋顶。教堂的屋顶由数百根橡木梁组成，其中一些梁的历史可以追溯到13世纪。
Hissing at the base of the tree, Jack, the clawless cat, kept the bear at bay for about 15 minutes.
无爪的猫杰克在树的底部嘶嘶作响，将熊搁浅了约15分钟。
Porous ceramic materials on the base of strontium zirconate were developed with zirconium dioxide, baddeleyite powder, and granular polystyrol.
以锆酸锶为基体，采用二氧化锆、巴德雷石粉和粒状聚苯乙烯为原料，制备了多孔陶瓷材料。
We have a growing user base of this.
我们有一个正在成长的用户基础。
FLAMES ROAR through the base of Hometree.
咆哮的烈焰从家园树的底部窜出。
FLAMES ROAR through the base of Hometree.
咆哮的烈焰从家园树的底部窜出。
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