depredated

depredate的音标为[dɪˈpreɪdət]，基本翻译为“废弃；使过时”，速记技巧为：de-前缀表示“相反”或“否定”；pre-前缀表示“在前，先于”；-date表示“日期”。

depredate的英文词源是：

de-：表示“向下”或“撤销”

predate：表示“在先”或“早于”

depredate的变化形式有：

过去式：depredated

过去分词：depredated

现在分词：depredating

相关单词有：

predate在时间上早于其他事件，因此可以引申为“在先”或“早于其他”的意思，可以作为名词和动词使用。例如，The discovery of the ancient city predates modern archaeology。这个古城的发现早于现代考古学。

depredation表示掠夺、抢劫等行为，通常指动物或人以非法手段获取财物。例如，The bandits committed a large-scale depredation on the local farmers。这些土匪对当地农民进行了大规模的掠夺。

depredate的英文词源和变化形式有助于理解其含义和用法，相关单词则展示了其在实际使用中的拓展和应用。

常用短语：

1. outdated

2. obsolete

3. be no longer in use

4. be out of fashion

5. be out of date

6. be superseded

7. become obsolete

例句：

1. The old technology has been depredated by the new one.

新技术已经淘汰了旧的技术。

2. The book is obsolete now that a new edition has been published.

现在新版本已经出版了，这本书已经过时了。

英文小作文：

标题：The Difference between Obsolete and Outdated Technology

Technology is constantly evolving and changing, and it"s important to keep up with the latest trends and developments. However, sometimes old technology becomes obsolete or outdated, and it"s important to distinguish between the two.

Obsolete technology is no longer used or is no longer relevant in today"s world. It may have been superseded by newer and better technologies, or it may simply be too outdated to be useful or practical. On the other hand, outdated technology may still have some value or use, but it"s not as advanced or as effective as newer technologies.

It"s important to keep up with technology, but it"s also important to recognize when old technology has outlived its usefulness and should be replaced with newer and better options. This helps us to stay up-to-date and efficient, while also conserving resources and preventing waste.