impinging是什么意思？

impinging

英[ɪm'pɪndʒɪŋ] 美[ɪm'pɪndʒɪŋ]

• n. 碰撞；
• v. 冲击( impinge的现在分词 )，撞击，对…起作用，侵犯；

例句

• A wavefront at high radio frequencies or optical frequencies impinging on the atmosphere is distorted. 高射电频率或光学频率的波阵面进入大气时受到畸变.
• Sight is made possible by rays of light impinging on the retina. 由于光线射到视网膜上,眼睛才看得见.
• It intercepts a portion of the light impinging on the photocell. 它遮住一部分照射在光电管上的光.

柯林斯高阶英汉双解学习词典释义

• VERB
  影响;冲击
  Something that impinges on you affects you to some extent.
  例句
  ...the cuts in defence spending that have impinged on two of the region's largest employers. 已经冲击到该地区两个最大就业制造者的防御开支削减

英英词典释义

• Noun
  1. the physical coming together of two or more things;
  "contact with the pier scraped paint from the hull"