1.the large muscles in your chest. The technical name for these is pectoral muscles.
1.So what makes the Twilight star such an irresistible pitchman (besides his pecs)?
那么是什么使得这位《暮色》中的演员成为如此诱惑人的广告模特（除了他的胸肌）？
2.Nobody needs massive pecs, six percent body-fat, a face lift or bigger breasts but we all need connection, acceptance and understanding.
我们都不需要发达的胸肌、只有体重百分之六的脂肪、一种精致的脸孔或者很大的胸部，但是，我们都需要人与人之间的联系，认可和理解。
3.Case in point: The pecs he put on display at a charity soccer match in his native Scotland in August.
八月在苏格兰举行的慈善足球赛上他展示的胸大肌就是个很好的例子。
4.There's very little market for hearts and flowers in this spandex -clad, big pecs, big guns field .
在这个动荡不安的领域里心灵和鲜花没有市场。
5.And the same strain pecs and leg muscles trace elements of the differences.
以及同种品系胸肌和腿肌中微量元素的差异。
6.Nick and his rock-hard pecs and his giant man-nipples.
尼克和他的大胸肌，大咪咪
7.Increasing Communication Skills with Tact by Use of PECS.
利用PECS的技巧提高自闭症人士的沟通技能。
8.I went to the beach, and I couldn't stop staring at the hot guys' pecs.
我到海滩上总免不了要盯着看健美男士的胸肌。