单词	参数展开
释义	参数展开 parameter expansion
随便看	directional traveling wave directional tread pattern directional turbodrill directional-type tricone bit directional tyre directional unit directional valency directional value directional valve directional valve box directional vane directional variable microphone directional-variance directional vector directional verb directional verbs directional vision directional walk directional warhead Directional Warhead Fuze directional wattmeter directional wavelet directional wavelet transform directional wavelet transforms directional wave spectrum