PEC

• n. 胸肌
• abbr. 职业教育中心(=Professional Education Center)

PEC的用法和样例：

例句

用作名词 (n.)

1. On the plus side, bench pressing with a wide grip does increase the intensity of pec contraction during the exercise.
   从积极面来看，宽握卧推增加胸肌群的专注强度。