breastbone
英 美
breastbone and ribs were cut respectively.
胸骨、肋骨亦分别切开。
The breastbone bold, without being unduly prominent.
胸骨明显，但没有夸张的突出。
Xenicibis also had a much larger breastbone and longer wings than most flightless birds.
与绝大多数不会飞的鸟类相比，奇异朱鹭的胸骨更大，翅膀更长。
