趣英语 / protuberance造句

protuberance造句

There is a big protuberance on the trunk.
树干上有个大包.

The skull is well domed a pronounced occipital protuberance.
头骨是半球形的,枕骨凸起十分明显.

This paper introduces a lug mantle and solution of bottom protuberance.
介绍一种代替深拉深的变通两体风罩结构,及底部外鼓的解决办法.

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