cordless 的音標為 [?k??dl?s] ，基本翻譯為“無繩的；無線的”。

速記技巧：將單詞拆分記憶，注意單詞中的字母c和d，可以嘗試用其他字母代替，如用“o”和“d”代替，那么單詞就變成了“koolless”，這樣就可以聯想到“無繩的；無線的”這個意思。同時，也可以根據發音規律，將單詞劃分為諧音部分，如“cord”可以劃分為“寇德”，那么整個單詞就可以諧音成“寇德less”，這樣也可以聯想到其含義。

Cordless這個詞的詞源可以追溯到拉丁語和希臘語，它指的是沒有繩索或線的連接，通常用于描述無線設備或技術。

變化形式：Cordless作為形容詞，其比較級和最高級形式分別為morecordless和mostcordless。

相關單詞：

1. Unplugged：這個單詞與cordless相關，指的是斷開的電源線，引申為無拘無束、自由自在的狀態。

2. Wireless：這個單詞與有線相對，指的是無線電通信，也可以用來描述無線設備或技術。

3. Bluetooth：這是一個藍牙技術的術語，其詞源可以追溯到北歐語，表示藍牙連接，也用來描述無線通信技術。

4. Cellular：這個單詞用來描述蜂窩狀的小區網絡，也可以用來描述無線設備或技術。

5. Iridium：這個名字來源于希臘神話中的銥星，它是一種人造衛星，常用來比喻遠程通信或無線通信技術。

6. Satellite：這個單詞用來描述衛星通信，也可以用來描述衛星電視或廣播。

7. Antenna：這個單詞用來描述無線電信號的接收器或發射器，也可以用來描述無線設備的一部分。

8. Ultracord：這是一個超強纖維的術語，常用來描述一種非常堅韌的線纜材料，也可以用來描述無束縛、強韌的特性。

9. Wireless Router：這個單詞用來描述一種無線路由器設備，它可以將網絡信號擴大并傳輸到更遠的地方。

10. Cordcutting：這個單詞用來描述不再使用有線纜而使用無線設備來獲取內容的行為，它反映了現代科技的發展趨勢。

常用短語：

1. cordless phone

2. cordless charger

3. cordless technology

4. cordless radio

5. cordless drill

6. cordless keyboard

7. cordless mouse

雙語例句：

1. The cordless phone is easy to use.

2. The cordless charger saves space.

3. Cordless technology is becoming more popular.

4. Cordless radios are perfect for small spaces.

5. Cordless drills are powerful tools for home improvement projects.

6. I use a cordless keyboard at work every day.

7. The cordless mouse is a must-have for laptop users.

英文小作文：

Cordless Technology: The Future of Convenience

Cordless technology has revolutionized the way we live our lives. From phones to radios, drills to keyboards and mice, the absence of cables has made life much easier and more convenient. With no need to worry about tangled wires or running out of power, we can enjoy the freedom of movement and the peace of mind that comes with knowing our devices will work wherever we are.

Cordless technology is not just about convenience, however. It is also about sustainability and environmental responsibility. By eliminating the need for cables, we are reducing the environmental impact of power cables, which can be a significant source of waste and pollution. Furthermore, cordless technology is becoming more energy efficient, allowing us to use our devices for longer periods of time without draining our resources too quickly.

In conclusion, cordless technology is changing the way we live our lives and how we view the world around us. It is a symbol of progress and innovation, and one that we can all benefit from as we move towards a more sustainable and convenient future.