1570s, "pertaining to the breast," from Latin pectoralis "of the breast," from pectus (genitive pectoris) "breast, chest," from PIE root *peg- "breast."
pectoral (n.)
early 15c., "ornament worn on the breast," from Middle French pectoral and directly from Latin pectorale "breastplate," noun use of neuter of adjective pectoralis (see pectoral (adj.)).
As a shortened form of pectoral muscle, attested from 1758. Slang shortening pec for this is first recorded 1966. Related: Pectorals; pecs.
雙語例句
1. He walked among the displaced contours of her pectoral girdle.
他在她胸肢帶骨的變形周線間漫步.
來自英漢非文學(xué) - 科幻
2. He could see their wide, flattened, shovel - pointed heads now and their white tipped wide pectoral fins.
他這時(shí)看得見它們那又寬又扁的鏟子形的頭,和尖端呈白色的寬闊的胸鰭.
來自英漢文學(xué) - 老人與海
3. Its are orderly: The head - cervical - two upper limbs - pectoral abdomen - back - two ham - two crus.
其順序?yàn)? 頭部 - 頸部 - 兩上肢 - 胸腹 - 背 - 兩大腿 - 兩小腿.
來自互聯(lián)網(wǎng)
4. Or at least pectoral fin . But tetrapods, which evolved from fish, did.
但是從魚類進(jìn)化來的四足動(dòng)物卻有這種結(jié)構(gòu).
來自互聯(lián)網(wǎng)
5. But it's also frustrating not having Darrell Arthur ( pectoral surgery ) here.