elutriate

elutriate的音标为[ɪ"lʊtrɪeɪt] ，基本翻译为“分离；分选”，速记技巧为：elutriate：elutriate 英 [ɪ"lʊtrɪəteɪ] 美 [ɪ"lʊtrɪəteɪ] vt. 分离；分选。通过联想记忆，可以想象一个场景：将混杂在一起的东西通过筛选的方式，将它们分开。

elutriate这个词的词源可以追溯到拉丁语词根“elutriatus”，意为“筛选，分选”。它的变化形式包括过去式“elutriated”和现在分词“elutriating”。

相关单词：

1. Elutriation - 筛选，分选的过程

2. Elutriator - 用于进行筛选的工具或设备

3. Elutriate-resistant - 抗筛选的，不易被筛选出来的

4. Elutriate-proof - 防止筛选的，防止被筛选出来的

5. Elutriate-free - 无筛选的，不进行筛选的

6. Elutriate-based - 基于筛选的，基于筛选原理的

7. Elutriate-specific - 专门用于筛选的

8. Elutriate-free process - 无筛选过程

9. Elutriate-free solution - 无筛选的解决方案

10. Elutriate-free method - 无筛选的方法

这些单词都与elutriate这个词有关，表示与筛选、分选相关的概念。它们在不同的语境下有不同的含义和应用。

短语：

1. elutriate out

2. elutriate from

3. elutriate off

4. elutriate out of

5. elutriate into

6. elutriate a sample

7. elutriate a solution

例句：

1. The sample was elutriated into a clean tube for further analysis.

2. The sediment was elutriated from the water using a filter paper.

3. The solvent was elutriated off and the residue was dried under vacuum.

4. The sample was elutriated into a solution of acid and base to determine its pH value.

5. The impurities were elutriated out of the final product.

6. The sample was elutriated into a centrifuge tube for further processing.

7. The solution was elutriated into a test tube for analysis.

英文小作文：

Elutriation is a process used to separate particles from liquids or gases. It involves passing the mixture through a filter or sieve to remove the particles from the liquid or gas phase. Elutriation is commonly used in laboratory settings to remove impurities from samples or to purify substances for further analysis or use.

When using elutriation, it is important to carefully control the process parameters, including the flow rate, duration of the process, and type and size of the filter or sieve used. This ensures that the desired particles are removed efficiently and that the purity of the final product is maximized.

Elutriation has many applications in various fields, including environmental science, pharmaceuticals, and food science. It is particularly useful in removing particles such as bacteria, viruses, and other microorganisms from water and air samples, as well as in purifying substances such as enzymes, proteins, and other biologically active substances.