Either of two large flat bones each forming one of the lateral halves of the pelvis and consisting of the fused ilium, ischium, and pubis.是什么意思_Either of two large flat bones each forming one of the lateral halves of the pelvis and consisting of the fused ilium, ischium, and pubis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句