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spectrometer

/spɛkˈtrɑmɪtər/ /spɛkˈtrɒmɪtər/

Meanings
noun

分光计，光谱仪。

An optical instrument for measuring the absorption of light by chemical substances; typically it will plot a graph of absorption versus wavelength or frequency, and the patterns produced are used to identify the substances present, and their internal structure.

Examples :

"The chemistry student used a spectrometer to analyze the unknown liquid, identifying its ingredients by the unique pattern of light absorption it produced. "
这位化学系学生使用分光计来分析未知液体。通过它独特的光吸收图谱，学生得以辨认出液体的成分。
technology science chemistry physics device

Related Words

Illustration ingredients

ingredients noun

/ɪnˈɡriːdiənts/ /ɪnˈɡriːdɪənts/

成分，原料

"The cake recipe lists flour, sugar, and eggs as the main ingredients. "

这个蛋糕的食谱上列出了面粉、糖和鸡蛋作为主要的成分 (chéngfèn) / 原料 (yuánliào)。

Illustration instrument

instrument noun

/ˈɪnstɹəmənt/

乐器， 器材。

"The violinist was a master of her instrument."

这位小提琴家是她的乐器大师。

Illustration structure

structure noun

/ˈstɹʌktʃə(ɹ)/ /ˈstɹʌktʃɚ/

结构，构造。

"The birds had built an amazing structure out of sticks and various discarded items."

鸟儿们用树枝和各种废弃物搭建了一个令人惊叹的构造。

Illustration chemistry

chemistry noun

/ˈkɛm.ɪ.stɹi/

化学，化学科学。

"The chemistry class focused on how different elements combine to form new substances. "

化学课的重点是不同的元素如何结合形成新的物质。

Illustration frequency

frequency noun

/ˈfɹiːkwənsi/

频率， 频度.

"The frequency of bus service has been improved from one every 15 to one every 12 minutes."

现在公交车的发车频率提高了，从原来的每15分钟一班改为每12分钟一班。

Illustration typically

typically adverb

/ˈtɪp.ɪ.kl.i/

通常，一般而言。

"My sister, typically, wakes up early for school. "

我妹妹通常都会为了上学早起。

Illustration substances

substances noun

/ˈsʌbstənsɪz/ /ˈsʌbstənzɪz/

物质，材料，东西。

"The science class experimented with different substances to see how they reacted to heat. "

科学课用不同的物质做实验，观察它们对热的反应。

Illustration wavelength

wavelength noun

/ˈweɪvlɛŋ(k)θ/ /ˈweɪvˌlɛŋ(k)θ/

波长

"The radio waves used in the school's wireless network have a specific wavelength. "

学校无线网络使用的无线电波具有特定的波长。

Illustration measuring

measuring verb

/ˈmɛʒ.ə.ɹɪŋ/ /ˈmɛʒ.ɚ.ɪŋ/

测量，衡量

"We measured the temperature with a thermometer.   You should measure the angle with a spirit level."

我们用温度计测量了温度。你应该用水平仪测量角度。

Illustration identifying

identifying verb

/aɪˈdɛntɪˌfaɪɪŋ/ /əˈdɛntɪˌfaɪɪŋ/

识别， 辨认。

"The detective is identifying the suspect in the security footage. "

侦探正在通过监控录像辨认嫌疑人。

Illustration chemical

chemical noun

/ˈkɛmɪkəl/

化学物质，化学品

"The scientist studied the chemical composition of the soil sample. "

这位科学家研究了土壤样本的化学物质组成。

Illustration absorption

absorption noun

/əbˈsɔːp.ʃn̩/ /æbˈsɔɹp.ʃn̩/

吸收，吸收作用

"The absorption of new information during the lecture was crucial for passing the exam. "

讲座中对新知识的吸收对于通过考试至关重要。