"electromagnet" in Chinese (Traditional)

• 電磁鐵

Definition

一種只有通電時才會產生磁性的金屬物體；廣泛用於各種機器和設備。

Usage Notes (Chinese (Traditional))

這是科技用語，常在物理或工程領域使用。和“永久磁鐵”不同，“電磁鐵”只有通電時纔有磁性。常見用法有“強力電磁鐵”、“使用電磁鐵”、“製作電磁鐵”。

Examples

An electromagnet is used in scrapyards to lift heavy metal objects.

在廢鐵場會用**電磁鐵**來吊重金屬物品。

You can turn an electromagnet on or off by controlling the electric current.

透過控制電流，你可以開啟或關閉**電磁鐵**。

A simple electromagnet needs a battery, wire, and a nail.

一個簡單的**電磁鐵**只要電池、電線和鐵釘。

Have you ever tried making an electromagnet for a science project?

你是否試過為科學專題製作**電磁鐵**？

The door locks in some buildings use a strong electromagnet to keep them closed.

有些建築物門鎖用強力**電磁鐵**保持關閉。

If you disconnect the power, the electromagnet stops working instantly.

如果斷電，**電磁鐵**會立刻停止工作。