filthy的音標是[?f?lθi] ，基本翻譯是污穢的，下流的。速記技巧是：諧音記憶：“費事的你”指很臟的人。

"Filth"這個詞的英文詞源可以追溯到古英語中的"filt"或"fyllt"，意為污穢、骯臟的東西。它的變化形式包括形容詞"filthy"，名詞"filthiness"或"filth"等。

相關單詞：

"Garbage"：這個詞與"filth"有相似的含義，都指廢棄物或垃圾，其英文詞源可以追溯到古英語中的"garb"。

"Mud"：這個詞意為污泥或泥土，其英文詞源可以追溯到古英語中的"mude"。

"Unclean"：這個詞意為不潔凈的，其英文詞源可以追溯到拉丁語中的"uncivile"，意為不適合人類居住或不潔凈的地方。

"Disgusting"：這個詞意為令人厭惡的，其英文詞源可以追溯到古英語中的"gostilite"，意為令人厭惡的事物。

"Disgust"：這個詞意為厭惡，其英文詞源可以追溯到拉丁語中的"gusta"，意為味道或感覺。

以上這些單詞都與"filth"有相似的含義，都指那些令人不快、厭惡或骯臟的事物。這個詞在口語和書面語中都廣泛使用，特別是在形容那些令人反感或厭惡的事物時。

總的來說，"Filth"這個詞的含義隨著時間的推移而演變，從最初的污穢、骯臟的東西，到現在可以用來形容任何令人不快、厭惡或骯臟的事物。它的使用范圍也從最初的貶義詞逐漸演變為一個中性或褒義的詞匯。

常用短語：

1. filthily

2. in filth

3. dirt and filth

4. squalid and filthy

5. foul and filthy

6. in filthiness

7. in a state of filth

例句：

1. He lived in a filthy house, covered in dirt and filth.

2. The restaurant was in a state of total filth, with food debris on the floor and tables.

3. The bathroom was so foul and filthy, I couldn"t bear to use it.

4. The kitchen was squalid and filthy, with no clean dishes or cutlery.

5. She was always trying to be dirty and filthy, but it never worked for her.

6. The streets were covered in garbage and filth, making it difficult to walk through.

7. I can"t stand living in a place that"s so filthiest, it"s unhealthy and unsanitary.

英文小作文：

Title: The Dangers of Filth

Filth can be a very unpleasant thing to deal with, but it can also pose a serious health hazard if left unchecked. A dirty and unkempt environment can lead to the spread of diseases, infections, and other health issues that can have a negative impact on individuals and communities.

In addition to the health risks, filth can also have a negative impact on our mental well-being. A dirty environment can make us feel uncomfortable and unhappy, leading to feelings of stress, anxiety, and depression. It can also make us feel like we are not living up to our full potential, as we are constantly dealing with the challenges of maintaining a clean and organized space.

Therefore, it is important to take measures to keep our environment clean and organized. Regular cleaning routines, proper waste disposal, and regular maintenance are essential to maintaining a healthy and happy environment for ourselves and our families. By doing so, we can reduce the risk of diseases and infections, improve our mental well-being, and live a more fulfilling life.