发抖

肩膀是指连接人的上臂和躯干的部分，通常是左右各一个。它不仅是身体的结构组成部分，也常被用来象征着承担责任、支持或依靠。

to defecate, have a bowel movement

digestive tract

finger

Heart; a hollow muscular organ that pumps blood.

Height (of a person)

Muscle; a band of fibrous tissue that contracts.

Neck; the part of a body connecting the head to the torso.

Skin; the outer covering of the body.

to sweat