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a place in the body where two bones meet, enabling one of them to bend or move around
关节, 接头
an elastic tissue that supports or connects joints in an infant and turns into skeleton during growth
软骨
a transformed cartilaginous structure that has undergone ossification
软骨骨, 经历骨化的软骨结构
(anatomy) a strong band of tissue which connects two bones or cartilages or keeps organs in place
韧带, 结缔组织
a fluid-filled sac that reduces friction between tissues such as bones, tendons, and muscles
滑囊, 滑液囊
the central part of the skeleton that includes the skull, vertebral column, and ribcage
轴骨骼, 中心骨骼
a single muscle that is located along the central axis of the body, including the head, neck, and trunk
轴向肌肉, 沿轴线的肌肉
a tendon in the leg that attaches the muscles of the calf to the bone of the heel
跟腱
the bony structure that surrounds and provides protection for a person's or animal's brain
头骨
a piece of body tissue that is made tight or relaxed when we want to move a particular part of our body
肌肉
(anatomy) a muscle that moves a part of the body away from its normal position by contraction
外展肌
a line of connected bones going down from your neck to tail bone in the middle of the back
脊柱, 脊椎
the large muscle at the front of the upper part of the arm, which flexes the forearm
肱二头肌, 二头肌
a long flat bone at the center of the chest that connects the ribs and the shoulder girdle
胸骨
(anatomy) the structure that encloses the inner surface of the eye which consists of the muscle which makes the eye move
睫状体, 睫状体结构
(anatomy) a bone of the shoulder girdle that connects the breastbone to the shoulder bone
锁骨
(anatomy) the small triangular bone at the end of the spinal column in humans or tailless primates
尾骨
either of the pair of bones that go across the top of the chest from the base of the neck to the shoulders
锁骨, 肩胛骨
(anatomy) a large muscle, triangular in shape that covers the shoulder joint and helps the arm to abduct and rotate
三角肌, 三角肌肉
(anatomy) the longest bone in the top part of the human leg between the hip and the knee
股骨
(anatomy) the outer and narrower of the two bones between the ankle and the knee
腓骨, 腓骨骨
(anatomy) (zoology) either half of the jawbone, especially the lower jawbone that helps a vertebrate open and close its mouth
下颌骨, 下颚
(biology) the overall arrangement or the system of muscles in a human or an animal's body
肌肉系统, 肌肉结构
(anatomy) the trapezoidal bone that is at the base and lower back of the cranium, though which the spinal cord passes
枕骨, 后脑骨
the singular bone located at the front of the skull, forming the forehead and upper eye sockets for structural support and protection
额骨
a cranial bone that forms the sides and roof of the skull, offering protection for the brain
顶骨, 顶骨（颅骨的一部分）
a butterfly-shaped bone, contributing to its structure and housing important structures
蝶骨, 蝴蝶形的骨头
a cranial bone located on the sides and base of the skull, housing the ear structures and contributing to jaw movement
颞骨, 颞部（骨）
a facial bone that forms the prominence of the cheek and connects various other facial bones
颧骨, 颧骨（zygomatic bone）
a facial bone that contributes to the structure of the cheek and forms part of the eye socket
颧骨, 颧骨骼
a facial bone that forms the central part of the face, supporting the upper teeth
上颚, 上颌骨
(anatomy) a small bone triangular in shape that covers and protects the front part of the knee joint
髌骨
(anatomy) the large round bone structure that the limbs and the spine are joined to, which also protects the abdominal organs
骨盆, pelvis
(anatomy) any of the four large muscles at the front of the thigh that allow the knee joint to stretch
股四头肌, 四头肌
(anatomy) the larger and thicker bone of the human forearm extending from the elbow to the thumb side of the wrist
桡骨, 半径
(anatomy) the bony structure in the chest formed by the ribs which protects organs in the thoracic cavity
胸腔, 肋骨架
(anatomy) a large bone at the lower part of the spinal column between the two hip bones of the pelvis
骶骨, 骶
the inner and larger bone of the pair of bones between the ankle and the knee
胫骨, 小腿骨
(anatomy) each of the pair of triangular bones that connect the humerus to the clavicle
肩胛骨, 肩刀
each of the pair of triangular bones that connect the upper arm bone with the collar bone
肩胛骨, 肩骨
the row of small bones that are joined together down the center of the back of the body
脊柱, 脊椎
(anatomy) a ring of muscle that can open or close an opening, such as anus, in the body
括约肌, 括约肌肉
(anatomy) a long flat bone at the center of the chest that connects the ribs to the shoulder girdle
胸骨
the small triangular bone at the end of the spinal column in humans or tailless primates
尾骨, 骶骨
(anatomy) any of the cluster of seven small bones in the foot between the ankle and upper foot
跗骨, 跗骨
(anatomy) the three-headed muscle of the arm that functions as the extensor of the elbow joint
三头肌, 肱三头肌
(anatomy) the thinner and longer bone of the human forearm extending from the elbow to the wrist
尺骨
a small bone found in the middle ear that helps transmit sound vibrations and facilitate hearing
小骨
