craven

craven的音标为[ˈkredən] ，基本翻译是“怯懦的；胆小的”。速记技巧可以考虑使用发音类似的词汇进行联想记忆，例如“creden”可以联想到“相信”，从而帮助记忆craven表示“怯懦的”。

Craven这个词来源于古英语，它的词源可以追溯到“crab”和“wealh”，这两个词分别代表“蟹”和“威尔士人”。Craven的变化形式包括过去式、过去分词、现在分词和名词形式。它的过去式是crabbed，过去分词是crabbed，现在分词是crabby，名词形式是crabber。

与Craven相关的单词有以下几个：

1. Crafter - 意为“工匠，手艺人”，来源于古英语中的craft这个词，意为“技能，工艺”。Crafter这个词强调了手工制作的能力和技巧，与Craven的词源有一定的联系。

2. Crag - 意为“悬崖，峭壁”，来源于古英语中的crag这个词，意为“陡峭的山崖”。Crag这个词与Craven的词源有一定关联，都与地形陡峭有关。

3. Crab - 意为“螃蟹”，是一个独立的单词，与Craven的词源没有直接联系。但是，由于Craven的词源可以追溯到“crab”和“wealh”，因此可以推测在某些语境下，这两个单词可能会有一些关联。

总之，Craven这个词源于古英语中的“crab”和“wealh”，与地形陡峭、手工制作和螃蟹等有关。它的变化形式和相关单词反映了其丰富的历史和文化内涵。

常用短语：

1. by the skin of one"s teeth

2. at the drop of a hat

3. blow hot and cold

4. call the tune

5. cry over spilt milk

6. die on the vine

7. find a way out

例句：

1. We must act quickly or we"ll be late for the meeting. It"s by the skin of our teeth we"ll make it.

2. He"s always ready to change his mind at the drop of a hat.

3. He"s been blowing hot and cold all week, making it difficult to predict what he"ll do next.

4. I wish I could cry over spilt milk, but I can"t.

5. He"s been dying on the vine for years, but he hasn"t found a way out yet.

6. When things get tough, it"s time to find a way out.

7. We need to find a way out of this mess before it"s too late.

英文小作文：

Life is like a vine, where the weakest branches may be supported by the strong ones, but in the end, it is only those who stand alone that remain upright and strong. We all face challenges in life, and sometimes we need to find our own way out of them, even if it means taking some risks and making some mistakes along the way. However, if we can persevere and keep moving forward, we may eventually find success and happiness. Therefore, we should always be ready to face challenges head-on, and never give up on our dreams and aspirations.