alkyl

/ˈælkɪl/

Meanings

noun

烷基

Any of a series of univalent radicals of the general formula CnH2n+1 derived from aliphatic hydrocarbons.

Examples :

"The chemist explained that an alkyl group, like methyl or ethyl, can attach to other molecules to change their properties. "

化学家解释说，烷基，比如甲基或者乙基，可以连接到其他分子上，从而改变它们的属性。

Related Words

properties noun

/ˈpɹɒpətiz/ /ˈpɹɑpɚtiz/

财产，资产。

"Important types of property include real property (land), personal property (other physical possessions), and intellectual property (rights over artistic creations, inventions, etc.)."

重要的财产类型包括不动产（土地），个人财产（其他实体物品）和知识产权（对艺术创作、发明等的权利）。

series noun

/ˈsɪə.ɹiːz/ /ˈsiɹiz/

系列，连续，一连串

"A series of seemingly inconsequential events led cumulatively to the fall of the company."

一连串看似无关紧要的事件最终累积起来，导致了公司的倒闭。

hydrocarbons noun

/ˈhaɪdroʊkɑːrbənz/ /ˈhaɪdrəkɑːrbənz/

碳氢化合物，烃。

"Burning natural gas, which is mostly made of hydrocarbons, provides heat for many homes. "

燃烧天然气，它主要由碳氢化合物（烃）构成，为许多家庭提供热量。

chemist noun

/ˈkɛmɪst/

化学家，化学工作者

"The chemist carefully measured the ingredients for the baking soda volcano experiment in science class. "

那位化学工作者在科学课上小心地测量了小苏打火山实验的各种成分。

radicals noun

/ˈrædɪkəlz/

激进派，急进分子

"The radicals in the student council advocated for changes to the school's dress code. "

学生会的激进派主张修改学校的着装规定。

aliphatic noun

/ælɪˈfætɪk/

脂肪族化合物

""Because it contains only carbon and hydrogen atoms arranged in a straight chain, that organic molecule is classified as an aliphatic." "

由于那个有机分子只含有碳和氢原子，并且它们排列成直链，因此它被归类为脂肪族化合物。

general noun

/ˈd͡ʒɛnɹəl/ /ˈd͡ʒɛnəɹəl/

普遍情况，概况

"We have dealt with the generals; now let us turn to the particulars."

我们已经处理了普遍情况，现在让我们来谈谈具体细节吧。

derived verb

/dɪˈɹaɪvd/

获得，取得，源于。

"The student derived the answer to the math problem from the formula. "

这个学生从公式推导出了这道数学题的答案。

explained verb

/ɪkˈspleɪnd/

解释，说明，阐明。

"To explain a chapter of the Bible."

解释《圣经》的一章.

formula noun

/ˈfɔː.mjʊ.lə/ /ˈfɔɹ.mjə.lə/

公式，方程式

"The formula for calculating the area of a rectangle is length times width. "

计算长方形面积的公式是长乘以宽。

molecules noun

/ˈmɑːlɪkjuːlz/ /ˈmɒlɪkjuːlz/

分子

"Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom."

氯化氢是双原子分子，它由一个氢原子和一个氯原子构成。

univalent noun

/juːˈnɪvələnt/

单价染色体，一价体

"During the cell division process of meiosis, if a pair of chromosomes fails to match up properly, the single, unpaired chromosome is called a univalent. "

在减数分裂的细胞分裂过程中，如果一对染色体没有正确配对，那么这个单个的、未配对的染色体就被称为单价染色体/一价体 (dān jià rǎn sè tǐ / yī jià tǐ)。