它主要存在于贫困家庭的孩子中。
饱和脂肪主要存在于肉类和乳制品中，不过一些坚果和植物油中也含有这些脂肪。
Saturated fats are fats that are found principally in meat and dairy products, although some nuts and vegetable oils also contain them.
矛盾的是，虽然液态水所需的温度只存在于太阳系内部，但生命的关键组成部分，包括水本身，却主要存在于小行星带之外。
Paradoxically, while the temperatures required for liquid water exist only in the inner solar system, the key building blocks of life, including water itself, occur primarily beyond the asteroid belt.
卡拉胶是一种红藻多糖，主要存在于红藻纲中的麒麟菜属、角叉菜属、杉藻属和沙菜属等生物的细胞壁中。
Carrageenans are gel-forming hydrocolloids extracted from the cell walls of marine red algae, such as Eucheuma, Chondrus, Gigartina, Hypnea.
其有效活性成分主要存在于精油中。
The effectively active components of it mainly exist in essential oil.
这种化学物质主要存在于苦杏仁中。
财团法人制度主要存在于大陆法系。
这一难题，主要存在于一般单音词中。
其主要存在于使用移动数据在下一个计算机。
Their use mainly exists in moving data from one computer to the next.
其它人为产生的污染元素主要存在于微米颗粒中。
Other anthropogenic pollutant elements were detected mainly in the micron particles.
但长曲棍球队已经超出了主要存在于有钱的私立学校这一普遍印象。
But lacrosse has grown beyond the popular image of a sport mainly for wealthy private schools.
麸质过敏症是由谷蛋白过敏造成的，它主要存在于小麦中。
Celiac disease is caused by allergy to gluten, mainly found in wheat.
英语虚拟语气的“真”与“假”主要存在于副词从句和名词从句中。
The true and false meanings of the English subjunctive mood is embodied in adverbial and noun clauses.
大肠杆菌破坏肾脏，会引起痉挛，中风和昏迷，它主要存在于黄瓜，番茄和莴笋中。
E. coli attacks the kidneys and can cause seizures, strokes and comas and is mainly found in cucumbers, tomatoes and lettuce.
糜酶是一类丝氨酸蛋白酶，主要存在于肥大细胞的分泌颗粒和细胞间质。
Chymase is a kind of serine proteinase, mainly exists in secretory granules of mast cell and extracellular Interstitium.
这种变调类型主要存在于壮侗语和南方汉语之中，透露着语言的底层色彩。
The tone sandhi pattern exists in Zhuang-Dong languages and southern Chinese dialects and reveals underlying representives of languages.
主要存在于豆科植物中，大豆异黄酮是大豆生长钟形成的一类次级代谢产物。
Soybean isoflavone is a yellow brass type compound, which mainly exists in the leguminous plants.
甲烷水合物主要存在于地下以及海底，由甲烷分子被锁在固态水晶体格中所组成。
Found underground and on the sea floor, methane hydrate consists of natural gas molecules trapped within a lattice of frozen water molecules.
隐花色素主要存在于视网膜中，但是他们在身体的很多靠近表皮的组织也有表达。
Although cryptochromes are mainly found in the retina of the eye, they are also present in many different tissues of the body that are close to the surface.
鸡蛋中的蛋白质主要存在于蛋清和蛋黄中，其中蛋清蛋白的种类和含量最为丰富。
The majority of proteins exist in egg yolk and egg white, and the species and contents of egg white proteins are the most abundant.
在全球环境中均可发现二恶英，二恶英聚积在食物链中，主要存在于动物脂肪组织内。
Dioxins are found throughout the world in the environment and they accumulate in the food chain, mainly in the fatty tissue of animals.
熊果素主要存在于苹果皮之中，同时也可以在小红莓、梅子、花椒叶和麝香草中找到。
It is particularly concentrated in apple peel but is also found in cranberries and prunes and in basil, oregano and thyme.
葡萄中齐墩果酸主要存在于葡萄皮中，含量可高达1%左右，符合工业化提取要求；
The content of oleanolic acid in grape skin was about 1% and satisfied the demands of industrial production.
在重力式油水分离场中，剪切流场主要存在于各种聚结填料中和器壁的流动边界层内。
In the gravity type oil water separating field, the shearing field mainly exists in all kinds of collison packing and flow boundary of vessel.
于肯尼亚之类的国家而言尤为如此，这类国家的森林覆盖率不到2%，而且还主要存在于集水区。
This is especially true for countries like Kenya, where indigenous forest cover is less than 2% and mainly remains in watershed areas.
在脊椎动物中这个蛋白主要存在于视网膜细胞中，在那里它将光能转化为传入大脑的神经信号。
In vertebrates this protein is found in retinal cells, where it transduces the energy of light into a nerve signal to the brain.
对立性主要存在于为了赚钱的诗歌和,不为金钱的角度，现代诗歌意义上的,好诗歌之间的分歧。
The opposition is between poetry that makes money and poetry that, precisely because it is good poetry as modern poetry defines it, does not.
当前我国税收流失主要存在于公开经济当中，而公开经济中又以增值税的绝对规模流失最为严重。
Tax evasion mainly exists in open economy the severest of which being the absolute scale of value added tax .
当前我国税收流失主要存在于公开经济当中，而公开经济中又以增值税的绝对规模流失最为严重。
Tax evasion mainly exists in open economy the severest of which being the absolute scale of value added tax .
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