书籍 Solutions - 中级 - 第 3 单元 - 3A - 第 1 部分

any of the pieces making a whole, when combined

部分, 片段

our or an animal's hands, legs, head, and every other part together

身体, 动物身体

the joint that connects the foot to the leg

脚踝

the red liquid that the heart pumps through the body, carrying oxygen to and carbon dioxide from the tissues

血液

the part of the body on which a person sits

屁股, 臀部

the body part that is inside our head controlling how we feel, think, move, etc.

大脑

the muscular part at the back of the leg between the knee and the ankle

小腿, 腓肠肌

any of the two soft sides of our face that are bellow our eyes

脸颊, 面部的一侧

the lowest part of our face that is below our mouth

下巴, 颌

the joint where the upper and lower parts of the arm bend

肘部

one of the two lines of hair that grow above one's eyes

眉毛

either of the upper or lower folds of skin that cover the eye when closed

眼睑

the part of the face above the eyebrows and below the hair

额头, 前额

the body part that pushes the blood to go to all parts of our body

心脏

the back of the sole of a shoe or boot

鞋跟, 后跟

each of the parts above the legs and below the waist at either side of the body

臀部, 臀部（解剖）

a long, continuous tube in the body through which the food coming from the stomach moves and is passed

肠, 肠道

the lower bone of the face containing the chin and the bottom teeth

下颚

each of the two bean-shaped organs in the lower back of the body that separate wastes from the blood and make urine

肾

the body part that is in the middle of the leg and helps it bend

膝盖

each of the two soft body parts that surround our mouth

嘴唇

each of the two organs in the chest that helps one breathe

肺

a piece of body tissue that is made tight or relaxed when we want to move a particular part of our body

肌肉

the hard, thin layer on the upper surface of the tip of the finger and toe

指甲, 钉子

each of the curved bones surrounding the chest to protect the organs inside

肋骨, 肋骨群

the front part of the leg that is between the foot and the knee

小腿, shin

the skin under one's hair, covering the head

头皮, 头皮层

each of the two parts of the body between the top of the arms and the neck

肩膀, 肩

the thin layer of tissue that covers the body of a person or an animal

皮肤, 表皮

the bony structure that surrounds and provides protection for a person's or animal's brain

头骨

the row of small bones that are joined together down the center of the back of the body

脊柱, 脊椎