protrusions

英 [prəˈtruːʒənz]

美

n.  突出物; 凸起; 伸出
protrusion的复数

柯林斯词典

• N-COUNT 凸出物；凸起部分
  Aprotrusionis something that sticks out from something.
  1. He grabbed at a protrusion of rock with his right hand.
     他用右手抓住了一块凸起的岩石。

双语例句