core bit 的音標為 [k??r ?bit]，基本翻譯為“核心，要點；棒狀物，鉆頭”。速記技巧可以考慮使用諧音法，可以將“core”音譯為“扣子”，這樣就可以將整個單詞聯想為“把扣子拔出來”，這樣有助于快速記憶單詞。

Coring bit這個詞的詞源可以追溯到拉丁語和英語。它指的是一種用于在巖石或土壤中鉆孔的工具的尖端部分。這個詞的變化形式包括復數形式“corings bits”和過去式形式“cored”。

相關單詞：

1. Core: 核心，中心部分，通常指在物體或組織中的中心部分。

2. Core drilling: 核心鉆探，是一種地質學或工程學中的技術，用于在巖石或土壤中鉆孔。

3. Core sample: 核心樣本，是一種從地下鉆取的樣品，用于地質學研究。

4. Bit: 工具的一部分，通常指機器或工具中的小部分，如鉆頭的一部分。

5. Bits and pieces: 零星的東西，表示數量不多但種類多樣的物品或信息。

6. Bits and pieces of information: 零星的信息，表示數量不多但分散的信息。

7. Bit by bit: 一點一點地，表示逐漸地、慢慢地。

8. Bit of: 一部分，表示數量不多但有價值的東西。

9. Bitters: 苦味劑，一種用于增加飲料苦味的調味品。

10. Bitmapped image: 位圖圖像，是一種數字圖像，由像素組成，每個像素由一個位表示顏色或亮度。

常用短語：

1. core bit of steel

2. drill core bit

3. drill bit

4. bit of metal

5. drill steel core bit

6. drill bit for metal

7. metal core bit

例句：

1. I used a core bit to drill a hole in the metal plate.

2. The drill bit was dull and needed to be sharpened.

3. The core bit of steel was made from high-quality material.

4. The metal core bit was used to create a precise hole in the object.

5. The drill bit was a crucial tool for the job.

6. The bit of metal was used to cut through the tough material.

7. The drill steel core bit was used to create a larger hole in the object.

英文小作文：

Drilling with Core Bits

Core bits are essential tools for many different types of drilling tasks. They are used to create precise holes in various materials, including metal, wood, and plastic. Core bits are typically made from high-quality materials and are designed to withstand heavy use and abuse. When selecting a core bit, it is important to consider the material that it will be used to cut, as well as the size and shape of the hole that needs to be created. Using a suitable core bit can significantly improve the speed and accuracy of drilling tasks, making them much more efficient and effective.