darkens

darkens的音标是[dɑːkənz]，基本翻译是“使变暗；使变深”，速记技巧是“dark暗的+ en+ s使…”。

"darkens" 这个词的英文词源可以追溯到拉丁语 "tardus"，意为缓慢的或迟钝的。它的变化形式包括 "darkened"（暗淡的）和 "darkness"（黑暗）。

相关单词：

"dark"：这个词在英语中表示黑暗或暗淡，其词源同样来自拉丁语 "tardus"。它也有形容词和名词的形式，可以用来描述颜色、情绪或状态。例如，“She wore a dark dress to match her mood.”（她穿着一件暗色的裙子，以匹配她的情绪。）

"enlighten"：这个词意为“启发”或“使明亮”，其词源是拉丁语 "illuminare"，意为“照亮”或“启发”。这个词通常用来描述教育、启发或启示的过程。例如，“The teacher enlightened us on the importance of reading.”（老师启发我们阅读的重要性。）

"obscure"：这个词意为“模糊的”或“晦涩的”，其词源是拉丁语 "obscurus"，意为“模糊不清的”。这个词通常用来描述难以理解或难以描述的事物。例如，“The poem is obscure and requires further interpretation.”（这首诗晦涩难懂，需要进一步解释。）

以上这些单词都与 "darkens" 相关，因为它们都与黑暗、暗淡或模糊有关。这些单词在英语中都有很广泛的使用，并且可以用来描述各种不同的情境和概念。

至于字数要求，由于您要求不少于100字，我将简要描述一下这些单词在英语中的使用情况，以及它们如何与 "darkens" 这个词相关。例如，“darkens”可以用来描述物体逐渐变暗或变得不清晰，而与之相关的单词则可以用来描述黑暗、暗淡或模糊的状态和情境。这些单词在英语中都有很广泛的使用，并且可以用来描述各种不同的情境和概念。它们在文学、科学、艺术等领域都有重要的应用。

常用短语：

1. darken up

2. darken one"s face

3. darken one"s mood

4. darken one"s thoughts

5. darken the room

6. darken the mood

7. darken the atmosphere

例句：

1. His face darkened as he realized he had made a mistake.

2. The room darkened as the sun set.

3. Her mood darkened as she thought about her failed exam.

4. The thought of failure darkened his thoughts.

5. The dim lighting darkened the room.

6. The atmosphere in the room darkened with tension.

7. The clouds darkened the sky, threatening rain.

英文小作文：

Light and Darkness

Light and darkness are two opposing forces that shape our world and our lives. Light brings brightness, warmth, and life, while darkness brings shadows, coldness, and death. When the sun sets, the room darkens, and our moods often follow suit. But just as darkness can be a temporary thing, so too can our moods be lifted by the simple act of light. We can brighten up our lives by embracing the light, even when it"s dim or hidden by clouds, and by recognizing that darkness will eventually give way to light once again. In this way, we can learn to embrace both light and darkness, knowing that they are both essential to life and to growth.