alkanes的音标为["ælkəns],翻译为“烷烃”或“烷系”的意思。速记技巧可以尝试使用谐音法,将其记作“爱哭死”,即表示烷烃易哭(碳碳单键)的性质。
Alkanes是碳氢化合物的一种,其名称来源于希腊语中的“αλκάνη”,意为“无限的”。它们的化学性质稳定,不易发生化学反应。
变化形式:烷烃的通式为CnH2n+2,其中n为碳原子数。当碳原子数增加时,烷烃的分子量会相应增加。
相关单词:
1. methane (甲烷):最简单的烷烃,由一个碳原子和三个氢原子组成。甲烷是天然气的主要成分,也是生物体中存在的天然气体之一。
2. ethane (乙烷):由两个碳原子和六个氢原子组成。乙烷在自然界中主要存在于天然气和石油气中。
3. propane (丙烷):由三个碳原子和六个氢原子组成。丙烷在工业上被广泛用于各种燃料和制冷剂。
4. butane (丁烷):由四个碳原子和八个氢原子组成。丁烷在工业上被用作燃料和制冷剂,也被用于制作塑料和橡胶。
5. pentane (戊烷):由五个碳原子和十个氢原子组成。戊烷有多种异构体,其中正戊烷是最常见的形式之一。
这些烷烃在化学和工业中有着广泛的应用,它们是许多化学反应和工业过程的常见原料。此外,它们也是生物地球化学循环中的重要组成部分,在地球大气层和海洋中发挥着重要的作用。
常用短语:
1. alkane chain - 烷烃链
2. alkane ring - 烷基环
3. alkane series - 烷烃系列
4. alkane hydrocarbons - 烷烃碳氢化合物
5. alkane spacer - 烷基间隔基
6. alkane backbone - 烷烃骨架
7. alkane backbone polymer - 烷烃骨架聚合物
双语例句:
1. The polymer contains a backbone of alkane chains. (该聚合物含有烷烃链骨架。)
2. The alkane ring is a common structural feature of many natural products. (烷基环是许多天然产物中常见的结构特征。)
3. The alkane series is a group of hydrocarbon compounds that are composed of only carbon and hydrogen atoms. (烷烃系列是一组由仅含有碳和氢原子的碳氢化合物组成的化合物。)
4. The alkane spacer plays an important role in determining the properties of polymers. (烷基间隔基在决定聚合物性质方面起着重要作用。)
5. The alkane backbone polymer exhibits excellent mechanical properties and is widely used in various industrial applications. (烷烃骨架聚合物具有优异的机械性能,广泛应用于各种工业应用。)
6. The alkane hydrocarbons are a class of substances that are commonly used as fuel and energy sources. (烷烃碳氢化合物是一类通常用作燃料和能源的物质。)
7. The alkane backbone polymer is a type of polymer that is highly stable and can be used for long periods of time without degradation. (烷烃骨架聚合物是一种高度稳定的聚合物,可以长时间使用而不降解。)
英文小作文:
The alkane backbone polymer is a type of polymer that has a backbone composed of carbon and hydrogen atoms, which makes it highly stable and can be used for long periods of time without degradation. It exhibits excellent mechanical properties and is widely used in various industrial applications, such as in the production of plastics, rubbers, and fibers. In addition, the alkane backbone polymer is also used as a fuel and energy source due to its high energy density, making it an environmentally friendly and sustainable alternative to traditional fossil fuels. As we continue to explore new and innovative uses for polymers, the alkane backbone polymer will undoubtedly continue to play an important role in the future of materials science and technology.