wrapper

近义词：

反义词：

柯林斯词典解释：

1. 名词

• A wrapper is a piece of paper, plastic, or thin metal which covers and protects something that you buy, especially food.
  包装纸；包装袋
  The chocolate bar is in a brightly coloured wrapper.
  巧克力条包在一个色彩鲜艳的包装纸里。
• A wrapper is a piece of clothing or other covering which you wear round your body or head, for example to keep warm or dry.
  披肩；头巾
  She put on her coat and wrapped her scarf around her neck.
  她穿上外套，将围巾围在脖子上。

2. 形容词

• A wrapper service is a service that wraps up another service or a piece of software to make it easier to use or sell.
  封装服务的
  The software includes a wrapper program that runs on a workstation.
  该软件包含一个在工作站上运行的封装程序。

牛津词典解释：

1. 名词

• A thing used to wrap something or to cover something.
  包装纸；封套
  She crumpled the sweet wrapper and put it in her pocket.
  她把糖果包装纸捏皱后放进口袋。
• A pair of underpants or knickers.
  内裤

2. 形容词

• Used in the names of products, especially food, that are sold in a particular type of packaging.
  包装纸制的；用包装纸包装的
  a chocolate-wrapper
  巧克力包装纸

用法：

1. 作为名词使用：

• She unwrapped the present and threw away the wrapper.
  她打开礼物，扔掉了包装纸。
• The candy wrapper was crumpled and discarded on the street.
  糖果包装纸被捏皱后扔在了街上。

2. 作为形容词使用：

• The wrapper program simplifies the installation process.
  封装程序简化了安装过程。
• These are wrapper classes designed to encapsulate primitive data types.
  这些是封装类，用于封装基本数据类型。

相关例句：

1. The wrapper is made of recycled paper.
   这个包装纸是由回收纸张制成的。
2. Please remove the plastic wrapper before using the product.
   使用该产品前请先去掉塑料包装袋。
3. The wrapper function allows us to call the legacy code from the new system.
   封装函数允许我们从新系统中调用传统代码。
4. The wrapper class provides a way to use primitive data types as objects.
   包装类提供了将基本数据类型用作对象的方式。
5. I'm going to wrap the gift in a beautiful wrapper.
   我打算用漂亮的包装纸包装这个礼物。
6. The wrapper on the candy was difficult to remove.
   糖果的包装纸很难拆开。
7. The wrapper program simplifies the installation process.
   封装程序简化了安装过程。
8. The software is distributed as a package with a wrapper for easy installation.
   该软件以带有封装器的软件包形式分发，以便于安装。
9. He carefully folded the wrapper and put it in his pocket.
   他小心地折叠起包装纸，放进了口袋。
10. The wrapper class provides additional functionality to the primitive data type.
    包装类为基本数据类型提供了额外的功能。
11. After eating the chocolate bar, she crumpled the wrapper and threw it away.
    吃完巧克力，她把包装纸捏皱后扔掉了。
12. He removed the wrapper from the CD and inserted it into the player.
    他从光盘上取下封套，然后放入播放器。
13. The wrapper protects the product from damage during shipping.
    包装纸在运输过程中保护产品免受损坏。
14. This software comes with a wrapper that makes it compatible with different operating systems.
    该软件附带有一个封装器，使其与不同的操作系统兼容。
15. The wrapper function allows us to call the legacy code from the new system.
    封装函数允许我们从新系统中调用传统代码。
16. She carefully unwrapped the gift, saving the wrapper for reuse.
    她小心地打开礼物，保存了包装纸以便再次使用。
17. The wrapper class provides a convenient way to handle primitive data types in an object-oriented manner.
    包装类以面向对象的方式提供了处理基本数据类型的便捷方法。
18. He tore open the wrapper and took a bite of the chocolate bar.
    他撕开包装纸，咬了一口巧克力。
19. The software package includes a wrapper program that simplifies the installation process.
    该软件包含一个封装程序，简化了安装过程。
20. The wrapper is designed to keep the food fresh and prevent contamination.
    这个包装袋是为了保持食物的新鲜和防止污染而设计的。