upper mandible的意思|示意

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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)。