extraneous

extraneous的音标为[ɪkˈstreɪniəs]，基本翻译为“多余的；无关的；外来的”，速记技巧为：extr-表示“额外的，多余的”。

extraneous这个词的词源可以追溯到拉丁语，意为“额外的，多余的”。它的变化形式包括过去式extraneus，过去分词extraneus和现在分词extraneous。

相关单词：

extraneous adj. 无关的；额外的；多余的

extraneous to 对…无关的

extraneous matter 杂质；多余物

extraneous data 无关数据；额外数据

extraneous noise 无关噪声；额外噪声

extraneous to the problem 无关问题

extraneous to the subject 无关主题

extraneous to the plan 与计划无关的

extraneity extraness n. 异己性；不相关

extraneus n. 额外的人；多余的人

以上这些单词都与extraneous这个词有直接或间接的关系，它们在英语中广泛使用，描述了各种与主题无关或多余的事物。这些单词的出现和使用，也反映了英语语言的丰富性和灵活性。

常用短语：

1. extraneous information 无关信息

2. extraneous matter 额外的东西

3. extraneous noise 杂音

4. extraneous factors 无关因素

5. extraneous matter 额外的事项

6. extraneous matter 冗余事项

7. extraneous data 冗余数据

双语例句：

1. We need to filter out extraneous information to focus on the core task.

我们需要过滤掉无关信息，专注于核心任务。

2. The extraneous matter in the room needs to be cleared up before we can start work.

在开始工作之前，我们需要清理房间里的额外事项。

3. The extraneous factors in the experiment may have affected the results.

实验中的无关因素可能影响了结果。

4. The extraneous data in the report is not relevant to the main topic.

报告中的冗余数据与主题无关。

5. We need to eliminate extraneous noise from our workspace to improve productivity.

我们需要消除工作空间中的杂音以提高工作效率。

6. The extraneous matter in our relationship needs to be resolved before we can move forward.

在我们向前迈进之前，我们需要解决关系中的额外事项。

7. The teacher asked us to review all extraneous materials before the exam, so we could focus on the main content.

老师要求我们在考试前回顾所有无关材料，以便我们能够专注于主要内容。

英文小作文：

Extraneous Details in Life

Life is full of details, some of which are essential and others are extraneous. We often get caught up in the minutiae of daily life and lose sight of the bigger picture. It"s important to keep an eye out for these extraneous details, but it"s even more important to focus on what truly matters. We should let go of what doesn"t serve us and move forward with what does. In this way, we can live a more streamlined and purposeful life, free from unnecessary clutter and distractions.