信号扫描速率signal: n. 1.信号,暗号;信号器。 2.动机,导火线 (fo ...sweep: vt. (swept ) 1.扫(房间等),扫除,打扫; ...rate: vt.,vi. 〔方言〕=ret. sweep signal: 扫描信号rate, sweep: 扫描率下载手机词典可随时随地查词查翻译