contagious

contagious的音标是[kənˈteɪdʒəs]，基本翻译是“会传染的；有感染力的”。速记技巧可以是：con+tag+ious（形容词后缀）=>adj.会…的=>adj.会传染的。

Contagious这个词来自拉丁语，意思是“传染的，会传染的”。它的词源可以追溯到拉丁语的“contagere”，意为“接触感染”。

变化形式：在英语中，Contagious通常以复数形式“contagions”出现，表示各种传染病的种类。

相关单词：

- infectious：这个词和Contagious有相似的含义，也表示具有传染性的。它来自拉丁语的“infectus”，意为“被感染的”。

- epidemic：这个词表示流行病，也就是大规模传染的疾病。它来自希腊语的“epidemos”，意为“遍及全城的”。

- contagion：这个词表示传染的因素，或者传染的过程。它来自拉丁语的“contagionem”，意为“接触感染的因素”。

- catchy：这个词用来形容某物容易让人记住或吸引人的特点。它可能来自于人们容易“catch”感染某事物的含义。

- transmissible：这个词表示可以传递或传染的。它来自拉丁语的“transmissus”，意为“被传递的”。

- disseminate：这个词表示散布、传播。它来自拉丁语的“disseminatus”，意为“散开的”。

- infectiousness：这个词表示传染性的程度。它是一个合成词，由infectious和ness组成。

- contagiousness：这个词表示某种性质或特点使得某物具有传染性。它也是一个合成词，由contagious和ness组成。

- communicable：这个词表示可以传递或传染的，与Contagious的含义相似。它来自拉丁语的“communicare”，意为“分享”。

- contagiousnessy：这是一个不太常见的词，用来形容某物具有高度传染性的特点。它是一个合成词，由contagious和nessy组成。

常用短语：

1. be contagious for 对...有传染性

2. catch (sth) from sb/sth 受某人/某事的影响

3. be infectious 传染的

4. spread (sth) widely 广泛传播

5. be epidemic 流行

6. be contagious to sb 对某人有感染力

7. catch on (to sth) 理解，明白

双语例句：

1. The virus is highly contagious and can spread quickly. (英文)

2. I caught the idea from my friend and it"s now contagious to everyone. (中文)

3. The message is very infectious and people are eager to share it. (英文)

4. The news spread widely and became contagious throughout the country. (中文)

5. She"s such a contagious personality that everyone wants to be around her. (英文)

6. The melody is contagious and I find myself singing along with it. (中文)

7. It"s easy to catch on (to the idea of working out regularly). (英文)

英文小作文：

Being contagious can be a powerful thing. When someone has a positive attitude, enthusiasm, or a great idea, it"s easy for others to catch on and be influenced by it. This is especially true when it comes to ideas or concepts that are truly valuable and impactful.

However, being contagious doesn"t only apply to ideas or emotions. A smile, a kind word, or a helping hand can also spread joy and positivity to others. It"s this kind of contagious energy that can make a difference in someone"s day, a community, or even a whole world.

In conclusion, being contagious is something that we can all be, whether it"s through our words, actions, or just being a positive presence in someone else"s life. Let"s make a conscious effort to be more contagious, and hopefully, in return, we will receive even more positivity and happiness in return.