polysaccharide

[美國]/ˌpɒlɪ'sækəraɪd/
[英國]/ˌpɑliˈsækəˌraɪd/
詞頻: 非常高

中文釋義

n.多糖;多聚糖
Word Forms
第三人稱單數polysaccharides
複數polysaccharides

例句

Polysaccharides are complex carbohydrates made up of multiple sugar units.

多糖是由多個糖單元組成的複雜碳水化合物。

Cellulose is a well-known polysaccharide found in the cell walls of plants.

纖維素是一種常見的多糖,存在於植物細胞壁中。

Starch is another example of a polysaccharide commonly found in foods like potatoes and grains.

澱粉是另一個常見的多糖例子,常見於土豆和穀物等食物中。

Glycogen is a polysaccharide that serves as a storage form of glucose in animals.

糖原是一種多糖,在動物體內作爲葡萄糖的儲存形式。

Chitin, a polysaccharide, is a major component of the exoskeletons of insects and crustaceans.

殼聚糖是昆蟲和甲殼動物外骨骼的主要組成部分,是一種多糖。

Polysaccharides play important roles in energy storage and structural support in living organisms.

多糖在生物體內的能量儲存和結構支持中起着重要作用。

Some polysaccharides, like pectin, are used in the food industry as gelling agents or thickeners.

一些多糖,如果膠,被食品工業用作膠凝劑或增稠劑。

Polysaccharides can be broken down into simpler sugars through the process of hydrolysis.

多糖可以通過水解過程分解爲簡單的糖。

Dietary fibers, which include certain polysaccharides, are important for digestive health.

膳食纖維,包括一些多糖,對消化健康至關重要。

Polysaccharides are essential macromolecules that play diverse roles in biological systems.

多糖是在生物系統中扮演多種角色的重要大分子。

原聲例句

Those with more than ten are polysaccharides.

由多於10個糖分子組成的 那些稱爲多聚糖。

來源: Bilingual Edition of TED-Ed Selected Speeches

First, Klebsiella pneumoniae is encapsulated, which means it's covered by a polysaccharide layer called a capsule.

首先,它被多糖成分的莢膜包裹。

來源: Osmosis - Microorganisms

Klebsiella has an abundant polysaccharide capsule which leads to the formation of very mucoid and viscous pink colonies.

克雷伯桿菌具有很厚的多糖成分的莢膜,所以可以產生很多黏性物質使得菌落非常粘稠。

來源: Osmosis - Microorganisms

Mono- and disaccharides come from fruits, honey, sugar beets and sugar cane, while polysaccharide starches come from veggies and grains.

單糖和雙糖來自水果、蜂蜜、甜菜和甘蔗,而多糖澱粉來自蔬菜和穀物。

來源: Crash Course Anatomy and Physiology

See, applesauce is full of a polysaccharide called pectin, which normally holds cell walls together in some plants, including fruits like apples and berries.

看,蘋果醬富含一種叫作果膠的多糖,它們通常在一些植物中將細胞壁結合在一起,包括像蘋果和漿果一類的水果。

來源: Scishow Selected Series

And when you heat up pectin, those polysaccharide molecules start binding to each other and other molecules like water to create a tangled gummy network.

而當你對果膠進行加熱時,這些多糖分子開始相互結合,而其他分子,如水分子,則開始形成纏結的粘性網狀物。

來源: Scishow Selected Series

Finally, children with sickle cell typically get prophylaxis with penicillin and an additional polysaccharide vaccine against Streptococcus pneumoniae to help prevent sepsis and meningitis with encapsulated bacteria.

最後,鐮狀細胞病兒童通常會預防性使用青黴素以及其它多糖疫苗,以對抗肺炎鏈球菌,有助於預防莢膜菌引發的敗血症和腦膜炎。

來源: Osmosis - Blood Cancer

Like xanthan gum, carrageenan is a long, complex polysaccharide and it's curvy helical structure makes it particularly good at binding not only with water, but also with proteins.

像黃原膠一樣,角叉菜膠是一種長而複雜的多糖,它彎曲的螺旋結構使它不僅能與水結合,還能與蛋白質結合。

來源: Scishow Selected Series

Consider starch and fiber, both polysaccharides, both derived from plants, both composed of hundreds to thousands of monosaccharides joined together, but they're joined together differently, and that changes the effect they have on your body.

拿澱粉和纖維來說,它們都是多糖,都是從植物中獲得的,也都由成百上千個單糖連接而成,但是它們的連接方式不同,這就改變了它們對你身體的影響。

來源: TED-Ed (video version)

Insulin helps stimulate the liver to store glucose as glycogen in a process called glycogenesis - which is when some of the glucose molecules get linked together with alpha 1-4 and alpha 1-6 glycosidic bonds to form a polysaccharide called glycogen.

胰島素還能促進肝細胞將葡萄糖轉化爲糖原,並貯存於肝臟,這個過程稱爲糖原生成,具體而言就是葡萄糖分子通過α-1,4糖苷鍵、α-1,6糖苷鍵結合成稱爲“糖原”的多糖的過程。

來源: Osmosis - Digestion

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