1. 音标

/ˈdʌbl/

2. 含义

double 作形容词时，意为“两个的，双倍的”；作为动词时，表示“使加倍，倍增”；作为名词时，表示“双倍的数量”。

3. 翻译

中文: 双倍的，成对的，双重的；使增加一倍；对手（双打）

例句:

The cake recipe calls for a double amount of sugar.
(这个蛋糕食谱需要双倍的糖量。)

We will double the size of our team.
(我们将把团队的规模翻倍。)

4. 读音

[ˈdʌbl]

5. 用法

作为形容词: “双倍的，两个的”

The hotel has double rooms.
(这家酒店有双人间。)

作为动词: “使加倍，增加一倍”

She decided to double her investment.
(她决定将投资翻倍。)

作为名词: “对手（双打比赛中）”

They won the tennis double.
(他们赢得了双打比赛。)

6. 例句

The recipe calls for double the amount of butter.

My salary is going to double after the promotion.

I need a double shot of espresso in my coffee.

The hotel offers double rooms for families.

Double the ingredients if you want to make more servings.

He can double as a driver and a cook.

She gave me a double take when she saw me.

The team was able to double their score in the second half.

Our profits have doubled this year.

The double rooms were all booked for the weekend.

7. 短语搭配

double the amount: 加倍数量

double up: 合作，重叠

double down: 加倍赌注，采取更强硬的立场

double-check: 再次检查