单词	中间极--二次发射极
释义	中间极；二次发射极dynode
随便看	not so much as ... not so much…as not so naive not so sure not so well not so (或 so) good (或 cold,fast) as all that not so (或 too) well not speak to him not speak to the point not specially provided for not specially provided for {= n.s.p.f.} not specifically provided for 非专门为…准备 not specifically provided for 非专门为…准备的 not specified 未指定 not square with not stable notstand not stand a ghost of a chance not stand an earthly not stand a snowball's chance in hell notstandsgesetz not stand up not stir a finger not stir an eyelid not straight