Simple Machines英语绘本PDF+音频百度网盘免费下载
适合年龄
8岁左右
绘本简介
In this book, readers learn about four different kinds of simple machines: levers, inclined planes, pulleys, and wheels and axles. Common examples of each type demonstrate how simple machines such as hammers, knives, and ramps are used on a daily basis to make tasks easier. Illustrations support the text.
在本书中，读者将了解四种不同的简单机械：杠杆、斜面、滑轮和轮轴。 每种类型的常见示例展示了如何每天使用简单的机器(例如锤子、刀具和坡道)来简化任务。 插图支持文本。
绘本内容
There are many kinds of machines.
Most machines make doing work easier.
They do this by reducing how much push or pull is needed to do work.
Some machines are simple.
They have very few parts.
They are called simple machines
A lever is one kind of simple machine.
It makes work much easier.
A bottle opener is a lever.
It makes it easier to open a bottle
A hammer is a lever too.
It makes it easier to pound nails into wood.
An inclined plane is another kind of simple machine.
It makes work much easier.
The ramp is an inclined plane.
It makes it easier to move things into a truck
中文翻译：
有很多种机器。
大多数机器使工作更容易。
它们通过减少做功所需的推力或拉力来实现。
有些机器很简单。
它们的零件很少。
它们被称为简单的机器
杠杆是一种简单的机器。
它使工作更容易。
开瓶器是杠杆。
它使开瓶更容易
锤子也是杠杆。
它使钉子钉进木头更容易。
斜面是另一种简单的机器。
它使工作更容易。
斜坡是一个斜面。
它使把东西搬进卡车更容易