impurity

impurity的音标为[ɪmˈpjuərɪtɪ]，基本翻译为“不纯；杂质；玷污；混杂”。

速记技巧：可以将单词拆分记忆，如“im”是“不”的意思，“pure”是纯洁的意思，中间加个“u”（你的名字或者任意一个物品），“tity”是名词后缀，表示“……性”。这样记忆不仅有助于理解单词的含义，还可以在长时间记忆中保持清晰。

希望以上信息有帮助。如果需要更多记忆方法，可以请教英语老师。

Impurity这个词的词源可以追溯到拉丁语impurus，意为“不纯的，污染的”。Impurity的变化形式主要有其过去式和过去分词形式impuret和现在分词impure。

相关单词：

Puritanism：清教徒运动，源于puritan，意为“纯洁的，纯净的”。

Purification：净化，源于purify，意为“使纯净”。

Impartial：不偏不倚的，源于impartial，意为“公平的，公正的”。

Impartiality：不偏不倚，源于impartiality，意为“公平，公正”。

Impartiality of justice：司法的公正性，即司法公正。

Impurity of the soul：灵魂的不纯洁，即灵魂的污点。

Impure blood：不纯净的血统，即血统不纯。

Impure spirit：不纯洁的精神，即精神上的污点。

Impure water：不纯净的水，即水质不纯。

Impurity of the environment：环境的不纯净，即环境污染。

以上这些单词都与Impurity这个词有密切的联系，并且都反映了其词源impurus的含义。Impurity这个词在英语中常常用来指代任何形式的污染或杂质，无论是物质上的还是精神上的。

impurity的常用短语：

1. impurity level 杂质级别

2. impurity content 杂质含量

3. impurity element 杂质元素

4. impurity contamination 杂质污染

5. impurity adsorption 杂质吸附

6. impurity-free purity 无杂质纯度

7. impurity-free material 无杂质材料

例句：

1. The purity of the sample is affected by impurity elements.

2. The impurity content in the product should be strictly controlled.

3. The purity of the material should be as high as possible to ensure the quality of the product.

4. The impurity adsorption on the surface of the material should be avoided.

5. The impurity contamination in the process should be reduced as much as possible.

6. The impurity level in the semiconductor should be controlled strictly.

7. The impurity in the sample will affect the accuracy of the test results.

英文小作文：

Title: Purity and Impurity

Purity is a crucial factor in many fields, from science to industry to daily life. It refers to the absence of impurities or foreign substances that may affect the performance or quality of a product or process. Purity is often measured in terms of a specific level or degree, and it is crucial to maintain high purity standards in various applications.

On the other hand, impurities are substances that are present in a product or process and may have an adverse impact on its performance or quality. They can come from various sources, such as contamination during manufacturing processes, natural elements, or even human-made additives. Therefore, it is essential to identify and remove impurities to ensure the purity of a product or process.

In the field of semiconductors, for example, purity and impurity levels are critical factors in the manufacturing process. High purity materials and processes are necessary to ensure the quality and performance of semiconductor devices. On the other hand, impurities can cause defects and reduce the reliability of semiconductor devices, which can have a significant impact on their commercial value. Therefore, it is crucial to control the impurity level in semiconductors to ensure their high-quality performance and reliability.