[物理] 過零指示器 no through passage: 不得穿過passage zero: 過零zero passage: 過零; 零通道zero indicator: 零點(diǎn)指示器; 零位指示器a passage through the air: 空中走廊下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯