2 My Body

World Book's Learning Ladders My Body

世界书籍的学习阶梯我的身体

My body Your body is amazing! It's made up of a lot of different parts inside a stretchy covering of skin. Girls and boys look different from each other, but their bodies work in the same ways. Can you name the main parts of your body? A baby holds her mother's hands while learning how to walk. Soon, she will be able to walk on her own. head chest bellybiltton wrist finger leg foot

我的身体你的身体太棒了!它是由一层有弹性的皮肤内的许多不同部位组成的。 女孩和男孩看起来不同，但他们的身体运作方式是一样的。 你能说出你身体的主要部位吗? 一个婴儿在学习走路时牵着妈妈的手。 很快，她就能自己走路了。 头、胸、腹、腰、手腕、手指、腿、脚

hair hand arm elbow neck shoulder belly knee ankle toe it's a fact! When you're hot, you sweat water through your skin. In one day, you can lose more than a quart of water!

头发，手，胳膊，肘部，脖子，肩膀，腹部，膝盖，脚踝，脚趾，这是一个事实!当你热的时候，你的汗液会通过你的皮肤。 在一天内，你可以失去超过一夸脱的水!

Bones Inside your body, you have more than 200 hard bones that are different shapes and sizes. Together they make a big, strong frame, called a skeleton. Try tapping your knee. Can you feel a bone underneath your skin? These skaters are rolling quickly along a path. They wear helmets and pads to protect their bones if they fall. Your skull is a bony case that protects your brain. Two rows of curved ribs make a large cage around. your heart and lungs. Your backbone, or spine, is made up of lots of little bones, like beads on a string.

在你的身体里，你有200多块不同形状和大小的硬骨头。 它们一起构成了一个又大又结实的框架，叫做骨架。 试着轻敲膝盖。你能感觉到皮肤下面有块骨头吗? 这些溜冰者正沿着一条小路快速滚动。 他们戴着头盔和护垫，以防摔倒时保护骨头。 你的头骨是保护大脑的骨骼。 两排弯曲的肋骨围成一个大笼子。 你的心脏和肺。你的脊椎骨是由许多小骨头组成的，就像绳子上的珠子一样。

Three long, straight arm bones join at your elbow. There are more than 25 hand bones in your palm, wrist, and fingers. Your hip bones join your legs to the rest of your body. The longest and strongest bone in your body is your top leg bone. Your kneecap protects the joint where your leg bones meet. Luckily, broken bones are easy to mend. A doctor wraps them in a stiff plaster cast, and then they grow together again. It's a fact! Lots of animals have bones inside their bodies. Dogs and cats have skeletons, and so do tiny fish!

三根又长又直的臂骨在肘部相连。 在你的手掌、手腕和手指上有超过25块手骨。 你的髋骨将你的腿和身体的其他部分连接起来。 你身体里最长、最强壮的骨头是你的上腿骨。 你的膝盖骨保护你的腿骨连接处。 幸运的是，骨折很容易修复。 医生用坚硬的石膏把它们包裹起来，然后它们又长在一起了。 这是事实!很多动物的身体里都有骨头。 狗和猫都有骨骼，小鱼也有!