molecule中文什么意思

n.
【物、化】分子；克分子；〔口语〕微小颗粒。 gram molecule 克分子。 nonpolar molecules无极(性)分子。 polar molecules 有极分子。

• labelled molecule, tagged molecule:    标记分子
• mesic molecule; mesonic molecule:    介分子
• absorption by molecule:    分子吸收

例句与用法

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1. Molecules repel each other when they collide .
   当分子相碰撞时彼此互斥。
2. These atoms are grouped into molecules .
   这些原子集合成分子。
3. Each sugar molecule has the properties of sugar .
   每个糖分子都具有糖的性质。
4. Cellophane is made of long, fibrous molecules .
   玻璃纸系由长形纤维分子组成。
5. Molecules may be further broken down .
   分子可以进一步分解。

英文释义

名词

1. (nontechnical usage) a tiny piece of anything
   同义词：atom, particle, corpuscle, mote, speck
2. (physics and chemistry) the simplest structural unit of an element or compound

百科释义

A molecule () is an electrically neutral group of two or more atoms held together by covalent chemical bonds. Molecules are distinguished from ions by their lack of electrical charge.