"breastbone," 1660s, from Greek sternon "chest, breast, breastbone" (in Homer, only of males), also "the breast as the seat of affections," related to stornynai "to spread out," from PIE *ster-no- "to stretch, extend," from root *stere-, *ster- "to spread," related to stornynai "to spread out" (see structure (n.)), on the notion of the chest as broad and flat, as opposed to the neck. Related: Sternal.
权威例句
1. There is little available musculature to suture anterior to the sternum.
在胸骨前只有很少可用的肌肉能够缝合.
2. A bony process projecting from the scapula toward the sternum in mammals.
肩突哺乳动物从肩板向胸骨凸出''.'的'.''骨状''.'突起'. ''.
3. Floating ribs are not connected with the sternum.
浮肋没有与胸骨连接在一起.
4. Need takes the examination such as sternum further.