a-b toll trunk 甲乙长途中继线,AB长途中断线...nerve-trunk 神经干...trunk n.树干,干线,躯干,主干,象...all trunk busy register 中断线全忙计...jack-ended trunk 插口线端中继线...trunk pulmonary 肺动脉干,肺动脉...idle trunk 空闲中继线...back-up trunk 备用中继线...dead-level trunk line 空层中继线,备用中继线...trunk mian 中继干线...trunk group 中继线组;干线组...trunk engine 筒塞机...trunk hunting connector 寻觅中继线终接机...trunk piston 筒式活塞;裙式活塞...nerve trunk sedative 神经干镇静剂...automatic trunk call 自动中断呼叫...bathing trunk nevus 躯干下部痣,巨痣...trunk jack 中继线插口...verification trunk 证实中继线...trunk line 干线,中继线中继线路...trunk indices 躯干指数...
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