基本解释n.晶体管内的穿通现象(击穿现象)同根派生 punchthrough相关词英汉例句punchthrough diode oscillator 穿通二极管振荡器punchthrough effect 穿透效应punchthrough breakdown 穿通击穿punchthrough diode 穿通二极管punchthrough barrier 穿通势垒punchthrough更多例句