Cutting slot的用法和样例：
例句
- The Coddington is essentially a sphere with a slot cut in it to allow an aperture smaller than the pupil of the eye.
科丁顿放大镜实质上是一个球，球面上开槽，使得孔径小于眼的瞳孔。 - The radiation and impedance characteristic of microstrip antenna may be influenced by cutting slots on the groundplane with applications to widening the frequency band.
接地板开槽可以改变微带天线的辐射特性及阻抗特性，在微带贴片天线的频带展宽中已有所应用。
