3. 刀片:卷笔刀的刀片是核心部件,因此要选择刀片锋利且易更换的卷笔刀。
4. 功能:一些高级的卷笔刀具有多种功能,如削铅笔、切橡皮等。根据个人需求选择合适的卷笔刀。 Learning to Start from a New Beginning: The Most Popular Learning Supplies and Pencil Sharpener Guide With the beginning of a new semester, we often need a series of learning supplies to assist us in our studies. From books to writing instruments, from pencils to pencil sharpeners, these are all indispensable elements in our daily learning. This article will introduce the most popular learning supplies and the purchasing guide for pencil sharpeners, helping you start from a new beginning and better invest in your studies. Firstly, the most popular learning supplies: 1. Backpacks: Backpacks are essential for every student. They need to have enough capacity to hold our learning supplies, as well as good durability and water resistance. Choosing a comfortable, durable, and personalized backpack will help us maintain a good mood during the learning process. 2. Pens: Whether it's for homework or exams, pens are the most commonly used learning tools for us. There are many types of pens on the market now, such as pencils, ballpoint pens, fountain pens, etc. Choosing a pen with smooth writing and comfortable handling will help improve our learning efficiency. 3. Notebooks: Notebooks are important tools for recording learning content. Choosing a good quality, sufficient-page notebook can help us better organize our study notes and homework. 4. Folders: Folders are great helpers for organizing study materials. We can classify and organize various study materials in folders for easy retrieval and review. Secondly, the purchasing guide for pencil sharpeners: 1. Material: Pencil sharpeners are usually made of plastic or metal. Plastic pencil sharpeners are relatively inexpensive but may not be as durable as metal ones. Metal pencil sharpeners, while slightly more expensive, are more durable. 2. Size: The size of the pencil sharpener should be chosen based on your needs. Generally speaking, large pencil sharpeners are suitable for home use, while small ones are more portable. 3. Blades: The blade is the core part of the pencil sharpener, so choose a sharp blade that is easy to replace. 4. Function: Some advanced pencil sharpeners have multiple functions, such as sharpening pencils and cutting erasers. Choose the right pencil sharpener based on your personal needs.