Unit5 Reading and Thinking 课文译文及知识点讲解课件-2022-2023学年高中英语人教版（2019）选择性必修第二册

Book2 Unit5 First AID 课文译文及知识点讲解 目录 壹 上节内容复习 Review before class 贰 课程内容教学 Course content teaching 肆 课后作业布置 Homework arrangement 叁 课堂难点分析 Difficulty analysis CONTENTS 第一章 课文译文 May I be strenuous, energetic and persevering ! May I be patient! May I be able to bear and forbear the wrongs of others! May I ever keep a promise given! 01 FIRST AID FOR BURNS 烧伤急救处理 The skin is an essential part of your body and is its largest organ. Your skin acts as a barrier against disease, toxins, and the sun’s rays. It also helps control your body temperature, prevents your body from losing too much water, warns you when things are too hot or cold, and gives you your sense of touch. As you can imagine, getting burnt can lead to very serious injuries. The first and most important step in the treatment of burns is giving first aid. 皮肤是人体必不可少的一部分，也是人体最大的器官。皮肤是一道屏障，能阻挡疾病、毒素和太阳光线的侵入。皮肤还有助于控制体温，防止身体流失过多的水分，在外物过热或过冷时发出警告，并使你拥有触觉。可想而知，烧伤会造成严重后果。在处理烧伤时，第一步也是最重要的一步就是采取急救措施。 01 CAUSES OF BURNS 烧伤的原因 You can get burnt by a variety of things: hot liquids, steam, fire, radiation, the sun, electricity, acids, or other chemicals. 很多东西都会造成烧伤：灼热的液体、蒸汽、明火、辐射、太阳光、电流、酸性物质或其他化学品。 TYPES OF BURNS 烧伤的种类 Burns are divided into three types, depending on the depth of skin damage. 根据皮肤损伤的深度，烧伤分为三类。 01 First-degree burns These affect only the top few millimetres of the skin. These burns are not serious. Examples include mild sunburn and burns caused by other minor household incidents. 一度烧伤：仅伤及最上层几毫米的皮肤。此类烧伤并不严重，如轻度的晒伤和其他轻微家庭事故造成的烧伤。 Second-degree burns These go below the top layer of the skin. They are serious and take a few weeks to get better. Examples include burns caused by hot liquids. 二度烧伤：伤及最上层皮肤以下的部位。此类烧伤较为严重，需要数周时间才能康复，如灼热的液体造成的烧伤。 01  Third-degree burns These affect every layer of the skin, and sometimes the tissue under it. Examples include burns caused by electric shocks, burning clothes, or petrol fires. These burns cause very severe internal injuries and the victim must go to the hospit