deltoids
n. 三角肌(deltoid 的复数形式)
例句
Gradually he felt his deltoids becoming sore.
渐渐他觉得两臂上的三角肌发酸。
The anterior deltoids over the front of the shoulder lift the arms.
三角肌(位于肩膀前侧)上提手臂。
The middle portions of the deltoids abduct the shoulders, drawing them away from the trunk.
三角肌中部使肩膀外展,将肩膀向远离躯干的方向拉。