diastereoisomer

/daɪˌæstəriːoʊˈaɪsəmər/ /daɪˌæstɪəriːoʊˈaɪsəmər/

Meanings

noun

非对映异构体, 非对映异构物

A stereoisomer having multiple chiral centres; a diastereoisomer cannot normally be superimposed on the mirror image of another.

Examples :

"Because they differ in their spatial arrangement around multiple chiral centers and are not mirror images, erythrose and threose are diastereoisomers of each other. "

由于赤藓糖和苏糖在多个手性中心周围的空间排列不同，而且它们彼此不是镜像关系，因此赤藓糖和苏糖互为非对映异构体。

Related Words

spatial adjective

/ˈspeɪʃəl/

空间的，空间上的

"The architect carefully considered the spatial arrangement of the rooms in the new house. "

建筑师仔细考虑了新房子里各个房间的空间布局。

diastereoisomers noun

/daɪˌæstəriːoʊˈaɪsəmərz/ /daɪˌæstɪrioʊˈaɪsəmərz/

非对映异构体，非对映异构物

"Because they have different physical properties, scientists can separate the diastereoisomers of a drug to ensure only the effective form is used. "

由于非对映异构体具有不同的物理性质，科学家们可以分离药物中的非对映异构物，以确保只使用有效的形式。

because adverb

/bɪˈkɒz/ /biˈkɔz/

因为，由于。

"I went to the park because the weather was nice. "

因为天气很好，所以我去了公园。

having verb

/ˈhævɪŋ/

拥有，具有。

"I have a house and a car."

我拥有一栋房子和一辆汽车。

arrangement noun

/əˈɹeɪnd͡ʒmənt/

安排，布置.

"The arrangement of chairs in the classroom made it easier for the students to see the teacher. "

教室里椅子的安排让学生们更容易看到老师。

superimposed verb

/ˌsupərɪmˈpoʊzd/ /ˌsupərɪmˈpoʊst/

叠加，覆盖。

"He superimposed the company logo over the image."

他把公司标志叠加在了图片上。

multiple noun

/ˈmʌltɪpl̩/

倍数

"14, 21 and 70 are multiples of 7"

14、21和70都是7的倍数。

stereoisomer noun

/ˌsteriːoʊaɪˈsɑːmər/ /ˌsterioʊaɪˈsɑːmər/

立体异构体，空间异构体

""Even though they have the same chemical formula, one stereoisomer of limonene smells like oranges, while the other smells like lemons." "

即使它们的化学式相同，柠檬烯的一个立体异构体闻起来像橙子，而另一个闻起来像柠檬。

normally adverb

/ˈnɔːrməli/ /ˈnɔrməli/

通常，一般，一般来说

"My brother normally gets up early for school. "

通常，我弟弟为了上学，一般会很早起床。

centers noun

/ˈsɛntərz/ /ˈsɛnərz/

中心，圆心

"The art teacher explained that the centers of the circles we drew needed to be precisely in the middle for the project to look right. "

美术老师解释说，我们画的圆的圆心必须精确地在正中间，这样作品看起来才对。

another pronoun

/æˈnʌð.ə(ɹ)/ /əˈnʌð.ə(ɹ)/ /æˈnʌð.ɚ/ /əˈnʌð.ɚ/

另一个，又一个。

"There is one sterling and here is another"

这里有一个英镑，这里是另一个。

centres noun

/ˈsen.tə(ɹ)s/ /ˈsɛn.tɚs/

中心，中央，圆心。

"In geometry class, we learned that the centres of circles are always the same distance from the edge, no matter where on the edge you measure. "

在几何课上，我们学到无论你从圆的边缘哪个点测量，圆心到边缘的距离永远是相等的。