trombone working长号: trombone中继: relay; repeating; relaying; ...方式: way; fashion; pattern中继方式: repeat mode; trunk scheme; trunking scheme中继方式图: trunking diagram; trunking scheme diagram下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:长号中继方式，即可在微信中查询翻译
