| 单词 | sternum |
| 释义 | sternum (once / 15212 pages) n Your sternum is your breastbone, the flat plate at the top of your rib cage. Mammals and birds — and even arachnids, or spiders — have a sternum. If you study human anatomy, you'll learn that the sternum is a long, flat, T-shaped bone made of fused segments. The rib cage attaches the sternum to the spine, or vertebrae. The word itself comes from the Greek sternon, "chest, breast, or breastbone," from a root that means "flat surface." WORD FAMILYsternum: sternums USAGE EXAMPLESDJs blast deafening music in each room, the beat so loud it rattles your sternum and lungs. New York Times(Jan 02, 2017) Surgeons would remove parts of a woman’s rib cage and sternum in addition to the muscles of the chest wall. Washington Post(Dec 09, 2016) It had a bruised sternum and almost emaciated due to a lack of food. BBC(Nov 18, 2016) n the flat bone that articulates with the clavicles and the first seven pairs of ribs Syn|Hyper breastbone bone, os rigid connective tissue that makes up the skeleton of vertebrates |
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