impinges
v. 冲击( impinge的第三人称单数 ); 撞击; 对…起作用; 侵犯
Something that impinges on you affects you to some extent.
...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
In an experiment, a beam of known intensity impinges on a target.
在实验中, 用已知强度的粒子来击轰靶.