felt-tip的音標為[felt-tip]，意思是記號筆。基本翻譯為尖頭筆或尖頭記號筆。速記技巧包括使用速記符號、簡化書寫和利用視覺記憶等，可以幫助快速記錄信息并記住這些信息。

felt-tip的英文詞源是拉丁語，指的是一種尖端的、可以用來書寫或繪畫的筆尖。它的變化形式包括flet、flesh和fletch，其中fletch指的是羽毛或箭的尖端。

相關單詞：

pen（筆）：來自拉丁語pensum，意為“需要思考或寫作的東西”。

ink（墨水）：來自拉丁語incola，意為“內部”，通常指液體墨水。

nib（筆尖）：來自拉丁語nibbium，意為“尖端”。

pencil（鉛筆）：來自拉丁語pensillum，意為“羽毛筆”，通常指用石墨或炭筆涂寫的工具。

marker（馬克筆）：來自英語，意為“標記筆”，通常指用油墨或染料制成的彩色或單色筆。

niblick（尼克利克）：一種高爾夫球桿，形狀類似于fletch，用于擊球。

feather（羽毛）：來自拉丁語feathra，意為“羽毛”。

fletch（箭尾）：箭尾通常由羽毛制成，因此也與fletch有關。

flesh（肉）：與flet有關，因為肉質組織通常由肌肉纖維組成，形狀類似于羽毛或箭尾的形狀。

總的來說，felt-tip作為一種常見的書寫工具，其英文詞源來自于拉丁語，而它的變化形式和相關單詞也反映了這一特點。它不僅在書寫和繪畫中發揮著重要作用，還與許多其他領域有著密切的聯系。

常用短語：

1. felt-tip pen

2. underline

3. highlight

4. underline and highlight

5. underline and circle

6. highlight and strikeout

7. underline, highlight, and circle

雙語例句：

1. I used a felt-tip pen to draw a line under the important words.

2. The teacher used highlighters to highlight the key points in the lesson.

3. I often use my pen to underline and circle the important sentences in a book.

4. The book contains many underlined and highlighted passages.

5. The passage was highlighted and struckout for emphasis.

6. The text was written in bold and underlined to emphasize certain points.

7. The author used a combination of underlining, highlighting, and circling to emphasize certain ideas.

英文小作文：

My Felt-Tip Pen

I have a special pen that I love to use called a felt-tip pen. It is my favorite tool for writing notes, drawing lines, highlighting important information, and even making circles to mark key points. I use it every day to take notes in class, write down ideas for my future projects, and even draw pictures with it. I find it very convenient because it writes smoothly and has a sharp point that is easy to control. I also appreciate the fact that felt-tip pens are cheap and come in many colors, which makes it easy to find the perfect color for my notes or drawings. I would recommend this pen to anyone who loves to write or draw notes because it is a great tool for organizing your thoughts and ideas.