rarefy基本解释
vt,使纯化；变稀薄；精选,同近
rarefy相关例句和用法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。
rarefy英英释义稀薄英释中释vto make or become rarer or less dense; thin out