methyl

/ˈmɛθəl/ /ˈmiːθaɪl/

Meanings

noun

甲基

The univalent hydrocarbon radical, CH3-, formally derived from methane by the loss of a hydrogen atom; a compound or part of a compound formed by the attachment of such a radical.

Examples :

"The chemist identified a methyl group attached to the larger molecule, confirming its identity. "

化学家发现一个甲基连接到了这个较大的分子上，从而确认了它的身份。

Related Words

compound noun

/ˈkɒmpaʊnd/ /ˈkɑmpaʊnd/ /kəmˈpaʊnd/

营地，集中营。

"The prisoners were kept in a secure compound. "

囚犯们被关在一个戒备森严的营地里。

hydrocarbon noun

/ˈhaɪdroʊˌkɑːrbən/ /ˈhaɪdrəˌkɑːrbən/

碳氢化合物，烃。

"Gasoline is a hydrocarbon fuel used in many cars. "

汽油是一种碳氢燃料，很多汽车都在使用。

confirming verb

/kənˈfɜːrmɪŋ/ /kəmˈfɜːrmɪŋ/

确认，巩固

"The coach was confirming the players' dedication by making them practice harder. "

教练通过让他们更加努力地训练，来巩固队员们的奉献精神。

hydrogen noun

/ˈhaɪdɹədʒ(ə)n/ /ˈhaɪdɹədʒən/

氢，氢气。

"Hydrogen is the simplest chemical element, with only one proton in its atom. "

氢是结构最简单的化学元素，它的原子中只有一个质子。

identified verb

/aɪˈdɛn.tɪ.faɪd/

识别，辨认

"The police identified the thief using security camera footage. "

警察通过监控录像辨认出了小偷。

radical noun

/ˈɹædɪkəl/

激进派, 激进分子.

"The radical proposed a new school policy to improve student access to resources. "

那位激进派人士提出了一项新的学校政策，旨在改善学生获取资源的途径。

identity noun

/aɪˈdɛntəti/

同一性，一致性

"The twins share a striking identity; they look exactly alike. "

这对双胞胎有着惊人的一致性，他们看起来完全一样。

attached verb

/əˈtætʃt/

连接，附着，附加。

"An officer is attached to a certain regiment, company, or ship."

一名军官隶属于某个团、连或舰艇。

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)。

attachment noun

/əˈtætʃmənt/

连接，附加。

"The attachment of the student's name tag to their backpack was a simple but necessary step before class. "

将学生姓名牌连接到书包上，是课前简单但必要的步骤。

formally adverb

/ˈfɔːməli/ /ˈfɔɹməli/

正式地，庄重地

"He was dressed too formally for the occasion."

他穿得过于正式，和这个场合不太相符。

molecule noun

/ˈmɒləkjuːl/ /ˈmɑləkjul/

分子

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

氯化氢是一种双原子分子，它由一个氢原子和一个氯原子构成。