upper mandible的意思|示意
美 / /
英 / /
上颌
upper mandible相关例句
The upper lip and mandible of the insect are injured.
这个昆虫的上唇和上颚都受了伤。
The upper end of the bracket body (1) is connected with a cheek side fixed wing (2), and the lower end of the bracket body (1) is connected with a mandible fixed wing (3).
支架主体(1)的上端连接有 颊侧面固定翼(2),支架主体(1)的下端连接有下颌骨固定翼(3)。