rarefy

释义

vt. 使稀少, 使稀薄, 使纯化, 精炼\nvi. 变稀少, 变稀薄

例句

The insertion of an inner rod into the waveguide can rarefy the spectrum of the competing modes in the vicinity of the operating mode and restrict the mode competing effectively.

在圆柱腔体内插入一个内导体将会使工作模式附近的模谱变稀，从而有效的抑制模式竞争。