cavitied的音標為[?k?v?t?d] ，基本翻譯為“空洞的；有洞的”，速記技巧為“空地（cav）有地（it）”。

Cavity的英文詞源是拉丁語，意為空洞或空隙。這個詞在英語中通常指物體內部的空間或凹陷處。

變化形式：復數形式為“cavities”，過去式為“caved”或“cavityed”，過去分詞為“caved”或“cavityed”。

相關單詞：

1. cavity search：對物體內部進行搜索，通常用于檢查是否存在非法物品。

2. void cavity：空洞，指物體內部沒有填充的部分。

3. inter-cavity temperature：腔體間溫度，用于描述兩個或多個物體腔體之間的溫度變化。

4. void rate：空洞率，用于描述物體內部空洞的比例或數量。

5. cavity magnetron：腔體磁控管，是一種微波發生器，其工作原理基于腔體中的電子發射和共振。

6. dental cavity：牙體腔，指牙齒內部的空隙或空間。

7. bone cavity：骨腔，指骨頭內部的空洞或空間。

8. organ cavity：器官腔，指動物體內各種器官所在的空腔。

9. tissue cavity：組織腔，指生物組織內部的空隙或空間。

10. semiconductor cavity：半導體腔，用于描述在特定條件下半導體材料的工作性質，包括其能級結構和電磁諧振特性。

常用短語：

1. cavities in the teeth

2. cavities caused by decay

3. dental cavities

4. cavities filled with dental cement

5. cavities filled with dental resin

6. cavities in the gum

7. cavities in the mouth

例句：

1. He had a lot of cavities in his teeth and needed to have them filled.

2. The decay in her teeth caused a lot of cavities, which she had to have filled.

3. The dentist filled all of my cavities with dental cement.

4. The dentist used dental resin to fill my cavities.

5. She had a cavity in her gum and it was causing her pain.

6. I had a lot of cavities in my mouth and needed to go to the dentist.

7. I"m always careful to brush my teeth regularly to prevent cavities.

英文小作文：

Dental cavities are a common problem that many people face, especially if they don"t take care of their teeth properly. I know I was one of those people who struggled with cavities until I started taking better care of my teeth. Now, I know how important it is to brush your teeth regularly, use fluoride toothpaste, and floss regularly to prevent cavities from occurring. If you already have cavities, it"s important to seek the help of a dentist as soon as possible to have them filled to avoid further problems. Taking care of your oral health is essential for overall health and well-being.