1. any of the muscles which connect the ventral walls of the chest with the bones of the upper arm and shoulder and of which there are two on each side of the human body
2. pectoralis
pectoral muscles 例句
英汉例句
At the peak of the movement, squeeze your pectoral muscles together for one-count if you can.
在繁忙的运动,你的胸肌挤压在一起一数,如果你能。
The pectoral muscles may be released along its inferior edge to allow a larger, more supple pocket for the expander at the expense of thinner lower pole soft tissue coverage.