gap-toothed 的音標是["g?pt??θ?d]。這個單詞的意思是“有間隙的，有缺口的”。以下是幾個速記技巧：

可以將單詞分解為“gap”（間隙）和“tooth”（牙齒），記憶時可以想象一個有缺口的牙齒，即“gap-toothed”。

可以將單詞與“gaping”（張開的）進行聯想記憶。可以想象一個人張著嘴露出了有缺口的牙齒，即“gaping and gap-toothed”。

通過以上方法，可以更輕松地記住這個單詞。

gap-toothed這個詞的英文詞源可以追溯到拉丁語詞根“tooth”和“gap”，表示牙齒之間的空隙。這個詞的形式變化主要包括詞形的變化和詞義的演變。

相關單詞：

gap - 空隙，間隙

toothless - 無牙的，無效的

intertooth - 牙齒之間的

toothpick - 牙簽

gap-toothed grin - 露齒而笑

gap-toothed smile - 牙齒之間的微笑

tooth-and-gap - 齒隙

gap-tooth - 牙齒之間的空隙

tooth-and-gap gap-toothed - 齒隙和牙齒之間的空隙

例如，toothpick這個詞可以表示一種用于清潔牙齒的工具，而gap-toothed grin則可以用來形容一個人露齒而笑的形象。這些單詞都與牙齒和空隙有關，體現了gap-toothed這個詞的衍生和演變。

常用短語：

1. gap-toothed grin

2. gap in the teeth

3. missing teeth

4. toothless grin

5. gaping mouth

6. tooth gap

7. missing gap

雙語例句：

1. She showed a gap-toothed smile when she saw her long-lost friend.

2. His missing teeth made him look more like a villain in a horror movie.

3. She was missing several teeth and it gave her a vulnerable appearance.

4. He couldn"t help but grin when he saw his new toothbrush.

5. Her gaping mouth looked like she had just eaten something sour.

6. The gap in his teeth was a constant reminder of his past mistakes.

7. She had a missing gap in her smile that made her look more approachable.

英文小作文：

My Teeth Story

One day, I woke up and noticed that my smile had changed. I had a missing tooth, which made me feel uneasy and embarrassed. I couldn"t help but wonder what people were thinking about me when they saw my smile. However, I soon realized that missing teeth are not the end of the world, and I should embrace them with a positive attitude. I started to realize that missing teeth can be a reminder of lessons learned and growth opportunities. I also realized that my smile is not only about my teeth, but also about my confidence and happiness. So, I decided to embrace my missing tooth with a smile, and I hope you can do the same.