spectrophotometer

/ˌspektrəfoʊˈtɑːmɪtər/ /ˌspektrəfəˈtɑːmɪtər/

Meanings

Illustration spectrophotometer - Image 1

noun

分光光度计

An instrument used to measure the intensity of electromagnetic radiation at different wavelengths.

Examples :

"The student used a spectrophotometer to determine the concentration of dye in the solution by measuring its absorbance of different colors of light. "

那位学生使用分光光度计测量溶液吸收不同颜色光的程度，从而确定溶液中染料的浓度。

Related Words

measure noun

/ˈmɛʒə/ /ˈmɛʒɚ/

衡量，措施

"The recipe calls for a precise measure of baking soda. "

这个食谱要求精确分量的烘焙苏打。

determine verb

/dɪˈtɜːmɪn/ /dɪˈtɝmɪn/

确定， delimitation。

"The teacher determined the rules for the classroom project, setting clear limits on the length of presentations. "

老师为课堂项目确定了规则，明确规定了演示的时长限制。

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。

different noun

/ˈdɪf.(ə)ɹ.ənt/

差别，差异。

"My family has a different ideal for my future than I do. "

对于我的未来，我的家人和我的理想存在差别。

absorbance noun

/əbˈsɔɹ.bn̩s/

吸收率，光密度

"The plant's leaves showed high absorbance of red light, which helped it efficiently convert sunlight into energy. "

这种植物的叶子对红光的吸收率很高，这有助于它高效地将阳光转化为能量。(Zhè zhǒng zhíwù de yèzi duì hóngguāng de xīshōu lǜ hěn gāo, zhè yǒuzhù yú tā gāoxiào de jiāng yángguāng zhuǎnhuà wèi néngliàng.)